What is the meaning of lighten up?

verb

  • Make more cheerful.
    • usage: "the conversation lightened me up a bit"
  • Become more cheerful.
    • usage: "after a glass of wine, he lightened up a bit"
  • Make lighter or brighter.
    • usage: "The paint will brighten the room"
  • Become lighter.
    • usage: "The room lightened up"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). lighten up. Retrieved September 20, 2026, from http://smartdefine.org/lighten_up/definitions/1328691
ChicagoWordNet. 2010. "lighten up" http://smartdefine.org/lighten_up/definitions/1328691 (accessed September 20, 2026).
HarvardWordNet 2010, lighten up, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/lighten_up/definitions/1328691>.
MLAWordNet. "lighten up" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/lighten_up/definitions/1328691>
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