idiom; set phrase; idiomatic phrase
A fixed expression whose meaning cannot be deduced from the literal meanings of its parts. In Japanese linguistics, 慣用句 is often contrasted with ことわざ (proverb) and 四字熟語 (four-character compound).
"Abura o uru" is an idiom meaning "to waste time."
Learning Japanese idioms is difficult but interesting.
Do you know the idiom that goes 'I could use even a cat's help' (meaning extremely busy)?
Using idioms in an essay makes the expression richer.
I looked up the meaning of an idiom I didn't know in the dictionary.
I want to memorize a lot of Japanese idioms.