Meaning

noun one of five children born at the same time from the same pregnancy

origin* Irish: variant of Quinn, from Irish Ó Coinn (“descendant of Chief”). * English (of Norman origin): nickname from Old French quin (“monkey”). * French: from a short form of Jaquin, pet form of Jacques, from Latin Iācōbus (English Jacob).

Etymology from Wiktionary, CC BY-SA 3.0