pressstud

noun
UK /ˈprɛsstʌd/
US /ˈprɛsstʌd/

A small round fastener that snaps together to hold clothes closed.

She fastened the pressstud on her jacket before going outside.


OTHER MEANINGS

2. A small metal or plastic device with two parts that click together, used on bags and purses.

The pressstud on my handbag broke, so it won't stay shut.

3. A type of closure used on baby clothes for quick and easy changing.

The baby's onesie has pressstuds down the front for easy changes.

4. A fastening mechanism on sports equipment or protective gear.

He checked the pressstuds on his cycling gloves before the race.