Are You Fluent in Beauty Slang?

While there are a number of makeup techniques that call for eyeliner to be applied directly to the upper or lower waterline, you need to be very careful when applying so as not to irritate the eye or cause infection. Use only dry eyeliner pencils and make sure the formula is waterproof.

Having your eyebrows threaded is essentially like getting multiple eyebrow hairs tweezed at one time. The process pulls hairs from the follicle, row by row, via a piece of string. It tends to be less irritating to the skin than waxing, which is one of the reasons why it's such a popular alternative.

If your locks have never been dyed, permed, relaxed, bleached or treated with any other type of chemical formula, you have virgin hair. The same is true of extensions that are labeled as virgin — it means they are made of real human hair (not synthetic) that hasn't been colored or processed.

While professional makeup artists have used the contouring technique for decades, it became a huge DIY trend in early 2010 thanks to its popularity among the Kardashian sisters and online beauty influences.

In addition to using the heat from your face to help set your liquid foundation, this technique creates a smooth, creaseless finish that doesn't get streaky, cakey or call out large pores.

Typically created with false nails applied to the natural nail tip, stiletto nails are fierce and flashy. They often feature creative, out-of-the-box nail polish designs and bright, eye-catching colors.

To create babylights, a stylist applies color strategically to very thin wisps of hair around the head. The end result is a subtle shimmer of color that looks natural and grows out seamlessly.

Short for "duplicate," a dupe is an affordable knock-off of a high-end piece of makeup such as a lipstick, bronzer, blush or foundation. If you Google "makeup dupes," you'll find a treasure trove of money-saving dupe suggestions from beauty bloggers and websites.

A cut create is a popular eye makeup technique that involves using different shades of eyeshadow to create a sharp, definable line across the eyelid. It creates a bold, dramatic look and brings extra attention to the eyes.

Non-touring is essentially a highlighting technique that gives skin a fresh, no-makeup makeup look. Typically, non-toured looks are created using products like primers, tinted moisturizers, and cream or powder highlighters.

Stronger than regular shampoo, clarifying shampoos remove the dirt, debris and other buildup left by things like styling products, dry shampoo and hard water. Because they have high pH levels that can strip and dry out the hair, so they should only be used once or twice a week.

Despite its name, the French manicure did not originate in France. Reportedly, the style was conceived by 1970s Hollywood as a way to save time — because the versatile style did not clash with any color, movie actresses did not need to get their nails redone every time they changed costumes.

There's nothing worse than learning that your favorite skin care product or shade of lipstick is no longer being made. Luckily, there are a number of websites devoted to tracking down DC'ED products — Google "discontinued makeup" to find them.

Beauty superstore chains such as Sephora, Ulta and Sally Beauty are ideal places to take home a major haul, as they carry a wide range of skincare products, hair care products and makeup from a variety of brands.

One of most popular and cost-effective forms of microneedling is called dermarolling, which involves rolling a tool over the face that's outfitted with hundreds of microscopic needles. When performed properly by an esthetician, the process can offer many benefits, such as plumper skin, faded acne scars and a reduction of wrinkles.

Swatching is when you apply a small amount of a makeup product (such as foundation or eyeshadow) onto your arm or hand to test its shade and finish, and see what it looks like when against your skin tone.

If you have curly hair, blow-drying it with a diffuser attachment can be extremely helpful. It helps minimize frizz by dispersing air in a way that's less rough on the delicate hair cuticle.

When you stipple your foundation with a stippling brush, the product is diffused in a way that creates a smooth, air-brushed finish. It's a great technique to use on acne-prone skin, as it lightly brushes foundation over scars and bumps, rather than along the sides.

Nail polishes that are labeled "3-free" do not contain formaldehyde, dibutyl phthalate or toluene. There are also brands that offer 5-free polishes, which remove camphor and formaldehyde resin, as well.

Because draping creates such a bold and dramatic look, it's very popular on the runway and the red carpet. It was also a popular look in the '70s and '80s, though it was called something else back then — color glow.

When you reach the bottom of an eyeshadow, blush or other type of powder makeup, the case it's contained in will usually start to peek through. This is when you've "hit pan" and know it's time to restock the shade.

Temporary dermal fillers are made from hyaluronic acid, which is a naturally occurring molecule in the skin. The injections are used to make skin look smoother, softer and plumper, and typically last from six to 12 months.

Don't be offended if someone says your face is beat — it's a compliment! While the term has recently become popular with Millennials and Gen Z'ers, it's been used for years in the beauty industry to describe makeup that's perfectly done.

The K-beauty concept of skin care comes from Korea and focuses on creating a soft and dewy complexion via intensive hydrating products such as sheet masks, essences and ampules, the latter two of which are highly concentrated serums.

While MUA has been used for decades by industry professionals, the abbreviation has become more common over the last decade thanks to the advent of Instagram, Twitter and hashtags.

Short for “Dynamic Do-All," “Daily Defense" or "Dermatologically Defining," DD creams do it all. They're designed to deliver the many anti-aging skin care benefits of BB cream while also covering imperfections, reducing redness and evening out skin tone.

People who go "no poo" (short for "no shampoo") use a wide variety of alternatives to cleanse their hair, including baking soda, apple cider vinegar, lemon juice, clay powder and dry shampoo. Some people ditch cleansers altogether and use only water to wash their hair.

Beta hydroxy acids are chemical exfoliants that dissolve oil and help remove dead skin cells. One of the most well-known types is salicylic acid, which is an ingredient commonly found in washes and creams designed for acne-prone skin.

Tightlining is an eyeliner technique that creates a subtle line while also making the lashes appear fuller and thicker. Also referred to as invisible eyeliner, it's a great way to give your eyes natural-looking definition.

Also known as keratin straightening, this type of hair treatment keeps hair smooth and straight for a long period of time (typically 10 to 12 weeks). The process involves the application of a liquid keratin formula that coats the hair, seals the cuticle and adds shine.

The floating eyeliner look works well on hooded eyes because it creates a line that rests perfectly above the lashes when the eyes are closed. This adds the definition and depth that hooded eyes lack.

A dusting is essentially the tiniest trim you can get. It involves cutting off only the tips of the hair to remove split ends without it looking like the length of your hair has changed.

Shadow that's foiled has a shiny, metallic look that's perfect for making a statement. To prepare it, mix a pigmented eye shadow shade with primer, water or makeup spray, and stir until it has a thickness similar to paint.

Because most shampoos contain harsh cleansing agents that can strip the hair of moisture, co-washing is a great way to minimize dryness and keep your locks free of frizz. It works best for people with normal to dry hair — if your hair is naturally oily, you'll probably need to use a shampoo at least once a week to keep it fresh and clean.

Strobing is a highlighting technique similar to contouring, except it's focused on accentuating facial features by adding shades of light to specific areas of the face such as the cheekbones, the bridge of the nose and the cupid's bow.