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brighten up

1. To add color, light, or cheer to a space (perhaps one that is dim, dark, or gloomy). I can't wait for the flowers I planted to blossom into beautiful colors and brighten up our yard. A new paint color really brightened up that old house.
2. To make something lighter in color. I'm thinking of brightening up my hair with some blonde highlights. It really looks like rain right now—I'd wait to go out until the sky brightens up a bit.
3. To become happier in mood, especially after one has been glum or sad. Your mother really brightened up when she got the flowers you sent.
See also: brighten, up

brighten up (the) day

To make a situation more pleasant or enjoyable; to make one happier. Finding $20 on my way home really brightened up my day! Janice is such a good friend. Talking to her always brightens up the day.
See also: brighten, up
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

brighten up

to become brighter; to lighten, especially with sunshine. The sky is brightening up a little. When the morning sky brightens up just a little, the birds begin to sing.
See also: brighten, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

brighten up

1. To become brighter or more intense in color: The sky brightened up quickly as the clouds dispersed.
2. To make something brighter or more intense in color: Some red paint will brighten up this dreary room. Put some yellow into the dye to brighten it up.
3. To become happier; improve one's mood or outlook: He brightened up after you began talking with him.
4. To make someone happier or more cheerful: The sunny weather brightened up the tired travelers. A cool glass of lemonade would brighten me up right now.
See also: brighten, up
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
Others are moisturizing like the hyaluronic acid in Hada Labo's Gokujyun Lotion; mandelic acid in My Scheming's Mandelic Acid Brightening Mask lightens the skin.
One possible mechanism that can explain these brightening events was put forward 10 years ago by Eduard Vorobyov, now working at the Astrophysical Department of the Vienna University, in collaboration with Shantanu Basu from the University of Western Ontario, Canada.
The Brightening Serum should be used after cleansing, followed by a layer of Brightening Cream SPF 15.
The sulfur dioxide gas that powers Io's volcanoes was immediately recognized as the mystery component of Io's atmosphere proposed by Cruikshank to account for Io's post-eclipse brightening. The condensation and sublimation of sulfur dioxide frost provided a very convincing explanation for the fact that the phenomenon was not always observed.
To add, the brand's education manager, Anna Grape, briefed us on the three new additions to this Brightening Immortelle line (available this March), with tips on how to use them:
Starting from the legs, the Correcting Brightening body scrub is rubbed on the skin and toweled off with water.
The researchers spotted a slight brightening of the star 40 days before its supernova peaked and determined that the s tar had expelled a shell of gas equivalent to about one one-hundredth the mass of the sun hurtling into space at some 2,000 kilometers per second.
Bobbi Brown Brightening Finishing Powder for cheeks in Porcelain Pearl, PS40 | MAC Pressed Pigment Eye Shadow in Blue Willow, PS16.50,, 0870 034 2676
Elysee's LuminAcai Skin Brightening Moisturizer features a combination of age-defying "chaperones" that not only work together to protect the skin against the visible damage caused by hostile conditions, such as extreme cold, dryness, stress and environmental agressors, but also helps to improve skin uniformity and luminosity resulting in a younger-looking skin tone.
Now, girls can avoid all the hassle and wake up with a burst of morning energy while freshening and brightening, energizing or purifying their skin with the new CLEAN & CLEAR(TM) Morning Energy Face Wash range.
Decleor Aroma White C Protective Brightening Day Emulsion pounds 44, 50ml A combination of plant complex and vitamin C along with anti-oxidants and peptides help regulate the skin's pigmentation process.
It contains the exclusive Bright + ComplexA[R] a" a blend of Vitamin C and other brightening agents to help reduce the appearance of dark circles, spots and discoloration.
PUT some sparkle into your mum's eyes this Mother's Day with a FREE pack of 30 Simple Radiance Brightening Eye Make-Up Remover Pads, worth pounds 3.99 from Simple, the UK's No.
The brightening extreme lotion, which has 96.4 per cent natural ingredients, deeply moisturises skin and it smoothens and refines skin texture, thus rejuvenating the skin.
Even more puzzling, the comet's recent brightening happened 5 months after the comet was at its closest location to the sun.