n. Slang
One who habitually takes advantage of the generosity of others; a parasite.
[Yiddish shnorer, beggar, sponger, from shnorn, to beg, from Middle High German snurren, to hum, whir (from the sound of the musical instrument played by beggars).]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.