From Longman Dictionary of Contemporary EnglishQ-tipQ-tip /ˈkjuː tɪp/ noun [countable] trademark American EnglishDCDH a short stick with cotton at each end, used especially for cleaning your ears SYN cotton bud British English
Examples from the Corpus
Q-tip• He worked on a Diners Club card, removing the ink on the raised letters with a Q-tip doused in polyester resin.• In the last few days, you may have seen a horrifying video of police armed with Q-tips instead of batons. 