bilk

from The American Heritage® Dictionary of the English Language, 5th Edition.

• transitive verb To defraud, cheat, or swindle.
• transitive verb To evade payment of.
• transitive verb To thwart or frustrate.
• transitive verb To elude.
• noun One who cheats.
• noun Obsolete A hoax or swindle.

from The Century Dictionary.

• noun In cribbage, the spoiling of one's score in the crib.
• noun Nothing; vain words.
• noun [To call a word “Arabic” or “Hebrew” was and still is a way of dignifying slang or jargon.]
• noun A trick; a fraud.
• noun A cheat; a swindler.
• Fallacious; unreliable.
• 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.

from the GNU version of the Collaborative International Dictionary of English.

• transitive verb To frustrate or disappoint; to deceive or defraud, by nonfulfillment of engagement; to leave in the lurch; to give the slip to.
• noun A thwarting an adversary in cribbage by spoiling his score; a balk.
• noun A cheat; a trick; a hoax.
• noun Nonsense; vain words.
• noun A person who tricks a creditor; an untrustworthy, tricky person.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb transitive To frustrate or disappoint; to deceive or defraud by not fulfilling an obligation; to leave in the lurch.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb evade payment to
• verb escape, either physically or mentally
• verb hinder or prevent (the efforts, plans, or desires) of
• verb cheat somebody out of what is due, especially money