adverb, adverb taking the 'to' particle
clattering; rattling; clanking
Describes the sound of hard objects hitting each other repeatedly, such as metal, plastic, or dishes.
おもちゃの車がガチャガチャと音を立てて走った。
The toy car ran with a clattering sound.
adverb
Used for someone complaining, nagging, or making noise in an irritating, unending way. Often with verbs like 言う or 騒ぐ.
彼はガチャガチャ文句ばかり言っている。
He keeps complaining on and on.
na-adjective
Describes a space or arrangement that is disorderly, with things scattered about. Often used as a na-adjective.
机の上がガチャガチャで、必要なものが見つからない。
My desk is so cluttered that I can't find what I need.
noun
capsule-toy vending machine; capsule toy
Trademarked name for a vending machine that dispenses small toys in plastic capsules, and by extension the toys themselves. Very common in everyday language.
See also: カプセルトイ
駅前にガチャガチャがたくさん並んでいる。
There are many capsule-toy machines lined up in front of the station.
noun
Mecopoda nipponensis (katydid)
A species of katydid whose call sounds like 'gacha-gacha'. Rare, specialized term; most speakers use クツワムシ instead.
See also: クツワムシ
ガチャガチャという虫は、クツワムシの別名として知られる。
The insect called gachagacha is known as another name for the kutsuwamushi.
An onomatopoeia mimicking the clattering sound of hard objects. The capsule-toy machine sense comes from the trademark GachaGacha, derived from the sound of turning the machine's crank.