Question 1

What does "smell up" mean?

Accepted Answer

To cause an enclosed space to be filled with a strong, usually unpleasant smell.

Question 2

How do you use "smell up" in a sentence?

Accepted Answer

Whoever microwaved that fish really smelled up the whole office.

Question 3

Is "smell up" formal or informal?

Accepted Answer

"smell up" is informal — used mainly in casual conversation. Predominantly American English. British speakers are more likely to say 'stink out'. Used almost always with a negative connotation — the smell is unpleasant. The object is usually a room, house, or enclosed space.

smell up

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