Meaning

noun any area of the body that is highly sensitive to pain (as the flesh underneath the skin or a fingernail or toenail)

adjective accomplished rapidly and without delay

adjective hurried and brief

originFrom Middle English quik, quic (“living, alive, active”), from Old English cwic (“alive”), from Proto-West Germanic *kwiku (“alive, lively quick”), from Proto-Germanic *kwikwaz (“alive, lively, quick”), from Proto-Indo-European *gʷih₃wós (“alive”), from *gʷeyh₃- (“to live”), *gʷeyh₃w- (“to live”). For semantic development, compare lively. Cognate with Dutch kwik, kwiek (“lively, quick”), German…

Etymology from Wiktionary, CC BY-SA 3.0