the GNU version of the Collaborative International Dictionary of English
n. Sleight of hand; a trick of sleight of hand; hence, any artful deception or trick.
The Century Dictionary and Cyclopedia
n. Sleight of hand; a deceptive performance or trick which depends on dexterity of hand; fallacious adroitness, trickery, or deception generally.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an illusory feat; considered magical by naive observers
Word Usage
"I need hardly add that these cards are specially treated against any kind of legerdemain, which is superfluous in any case since they will be machine-shuffled."