To come off or slip down (of clothing, shoes, hats, etc.); an intransitive verb meaning something detaches or slips off.
この靴はサイズが大きくて歩くとよく脱げる。
These shoes are too big and often slip off when I walk.
風が強くて帽子が飛んで、脱げてしまった。
The wind was strong and my hat blew off.
子どもの靴下は遊ぶとすぐ脱げることが多い。
Children's socks often come off quickly when they play.
セーターが引っかかって脱げないので、誰か手伝ってください。
My sweater is caught and won't come off, so please help me.