drawing pin
From Longman Dictionary of Contemporary EnglishRelated topics: Daily lifedrawing pinˈdrawing pin noun [countable] British English Da short metal pin with a round flat head, used especially for putting notices on boards or walls SYN thumbtack American EnglishExamples from the Corpusdrawing pin• If you happen to.sit on a drawing pin and jump up the objective is a rear-end one.• A drawing pin through the pocket ensures the holder does not fall out; comfort, security and peace at last.