Definitions

1. adjective

having a small or moderate amount of something

“She has a thin wallet after buying all the groceries.”

2. noun

a layer or surface of something

“The thin ice on the pond was not suitable for skating.”

3. verb

to make or become less thick or dense

“The soup will thin out after it’s been refrigerated overnight.”

4. adverb

in a thin way

“She sings thin, as if her voice is barely audible.”