/ Thesaurus / S Synonyms of safety pin Find synonyms for: Noun1. safety pin, pinusage: a pin in the form of a clasp; has a guard so the point of the pin will not stick the userWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language