—v.intr.
1 linger furtively or unobtrusively.
2 a lie in ambush. b (usu. foll. by in, under, about, etc.) hide, esp. for sinister purposes.
3 (as lurking adj.) latent, semi-conscious (a lurking suspicion).
—n. Austral. sl. a dodge, racket, or scheme; a method of profitable business.
Derivatives:
lurker n.
Etymology: ME perh. f. LOUR with frequent. -k as in TALK
Useful english dictionary. 2012.