collect dust

idiomatic

(idiomatic) To remain untouched and unused for a long period of time.

Japanese Meaning

長期間使用されずに放置され、埃をかぶる状態になる / 長い間触れられず、未使用のまま残る状態

If you don't wear your winter coat, it will collect dust in the back of your closet.

冬用コートを着ないなら、クローゼットの奥で長い間埃をかぶるでしょう。

Sense（1）

(idiomatic) To remain untouched and unused for a long period of time.

The trophies on his wall reminding him of his heyday are now just collecting dust.

collects dust

（ present singular third-person ）

collecting dust

（ participle present ）

collected dust

（ participle past ）

collected dust

（ past ）