In cribbage, to balk or spoil any one's score in his crib.To frustrate or disappoint.To deceive or defraud; leave in the lurch; cheat: often with of: as, to bilk one of his due; to bilk a creditor; “don't you bilk me,”To evade or escape from; dodge; elude.n. In cribbage, the spoiling of one's score in the crib.n. Nothing; vain words.n. [To call a word “Arabic” or “Hebrew” was and still is a way of dignifying slang or jargon.]n. A trick; a fraud.n. A cheat; a swindler.Fallacious; unreliable.