n. Someone who acts in a disreputable, unethical, or unscrupulous way, especially in the practice of law and politics.
the GNU version of the Collaborative International Dictionary of English
n. A trickish knave; one who carries on any business, especially legal business, in a mean and dishonest way.
The Century Dictionary and Cyclopedia
n. One who does business trickily; a person without professional honor: used chiefly of Iawyers: as, pettifoggers and shysters.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a person (especially a lawyer or politician) who uses unscrupulous or unethical methods
Word Usage
"Well, the states still have equal suffrage in the Senate, but this kind of what I call shyster lawyerism has been used to permit the federal government to overrun the Constitutional bounds on its powers."