1. waiting in concealment; in ambush; - Example: "an army lying in wait in the forest"
WordNet (r) 3.0 (2006):
lying in wait
adj 1: waiting in concealment; in ambush; "an army lying in wait
in the forest"
n 1: the act of concealing yourself and lying in wait to attack
by surprise [syn: ambush, ambuscade, lying in wait,
trap]