adjective

1. Archaic living; alive
2. 1. rapid; swift a quick walk
   2. done with promptness; prompt a quick reply
   3. acting swiftly a quick worker
3. lasting only a moment a quick look
4. prompt to understand or learn a quick mind
5. sensitive; acutely perceptive a quick sense of smell
6. easily stirred; fiery a quick temper
7. sharply curved a quick turn
8. Archaic pregnant

Etymology: ME quik, lively, alive < OE cwicu, living: see bio-

adverb

noun

1. the living, esp. in the quick and the dead
2. the sensitive flesh under a toenail or fingernail
3. the deepest feelings or sensibilities cut to the quick by the insult

transitive verb