definition of
bilk

[1] #1 bilk v. cheat somebody out of what is due, especially money. wn

[2] #2 bilk v. [thwart, queer, spoil, scotch, foil, cross, frustrate, baffle] hinder or prevent (the efforts, plans, or desires) of; "What ultimately frustrated every challenger was Ruth's amazing September surge"; "foil your opponent". wn

[3] #3 bilk v. evade payment to; "He bilked his creditors". wn

[4] #4 bilk v. [elude, evade] escape, either physically or mentally; "The thief eluded the police"; "This difficult idea seems to evade her"; "The event evades explanation". wn