adverb taking the 'to' particle, adverb
rustling sound; with a rustle
Mimetic adverb describing a dry, light rustling noise, such as leaves, paper, or fabric brushing together. Often used with と.
落ち葉が風でがさりと動いた。
The fallen leaves rustled in the wind.
袋からがさりとお菓子を取り出した。
He rustled a snack out of the bag.
noun
police search; home search
Rare slang noun derived from the verb がさる (to search). Refers especially to a police search of a residence. Not in common use.
See also: がさる
刑事ドラマで「がさりが入った」というセリフを聞いたことがある。
I've heard the line 'a search went down' in a detective drama.
Mimetic word (onomatopoeia) representing a light rustling sound. The rare slang noun sense is derived from the verb がさる, which itself likely comes from the same mimetic root.