to light up the room
- idiom
- Informal
- You light up the room.
- a smile that lights up the room
- lit up the room when he entered
- a woman who lights up the room
And he just had these big brown eyes and just this personality that lit up the room.
- And he just had these big brown eyes and just this personality that lit up the room.
Examples
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The energy she brings to the party really lights up the room and lifts everyone's spirits.
-
Patrick's smile lights up the room...
Fiction book (2000) -
You light up the room around you.
Fiction book (2001) -
I'll never forget his passion for work and that great smile that lit up the room.
Blog text (23) -
Then she turned and flashed that golden smile, lighting up the room.
Fiction book (1993) -
He had a smile that lit up the room.
Fiction book (1999) -
"Similarly, Eddie's parent described his son's "sweet spirit" and said that "when he smiles it just lights up the room."
Academic text (2015) -
Her smile lights up the room and makes everyone feel welcome.
-
Whenever he enters a gathering, he lights up the room with his cheerful personality.
Synonyms
To make people or a situation feel more cheerful
To make or become more active and interesting
Become lively and full of activity or interest
To make a place or thing look more cheerful by adding color
To give more energy and make someone or something feel lively
Make a room or person more cheerful
To make someone feel happy
To make a place feel a certain way with lights, music, or decorations
Become lively and cheerful because someone is there
Make something more active and interesting
To make a place or event feel lively and energetic
To make something more exciting or interesting
Make someone or something more lively and interesting
Make a room feel happier and more lively
Make a room feel more lively and cheerful
To make something more lively or bright
To make a party or event lively and enjoyable for people
To make a room feel happier and more lively
To create a mood in a place with light, music, or decorations
Make an event like a party more lively and exciting
Antonyms
- Informal
Cause a person or thing to be worse, for example making someone feel sad
How Welcoming
Surface Forms
Morphology
The literal composition 'light' (illuminate) + 'up' (increase/activate) + 'room' clearly yields 'illuminate the room,' and the figurative sense 'make a place feel joyful or lively' is a straightforward metaphorical extension of illumination. Because the emotional/figurative meaning follows a common light-as-positivity metaphor (found in many languages) but still requires mapping from physical to affective meaning, a B1 learner who knows the words may guess it in context but would not always derive the full sense without exposure.
Etymology
The idiom light up the room comes from the image of a person who seems to light a room like a lamp when they walk in. So, it means 'to make a place feel joyful, lively, or welcoming'.