The Collaborative International Dictionary of English v.0.48:
Kleptomania \Klep`to*ma"ni*a\, n. [Gr. kle`pths thief + E. mania.] A propensity to steal, claimed to be irresistible. This does not constitute legal irresponsibility. --Wharton. [1913 Webster]WordNet (r) 3.0 (2006):
kleptomania n 1: an irresistible impulse to steal in the absence of any economic motive