v. & n.
v.intr. 1 move stealthily, lurk, or keep oneself concealed, esp. in a cowardly or sinister way. 2 stay or sneak away in time of danger. 3 shirk duty.
n. 1 a person who skulks. 2 a company of foxes. skulker n.
[ ME f. Scand.: cf. Norw. skulka lurk, Da. skulke, Sw. skolka shirk ]