Definition of quop in English:

quop

(also qwop)

verb

Irish English, English Regional
  • no object To tremble, wriggle, writhe; to throb, pulsate, palpitate. English regional in later use.

Origin

Late Middle English; earliest use found in The Wycliffite Bible (early version). Ultimately imitative.

Pronunciation

quop

/kwɒp/