Wordnet 3.0
NOUN (1)
1.
a robber who takes property by threatening or performing violence on the person who is robbed (usually on the street);
The Collaborative International Dictionary of English v.0.48:
Mugger \Mug"ger\, n. Also Muggar \Mug"gar\, Muggur \Mug"gur\
[Hind. magar, fr. Skr. makara sea monster.]
The common crocodile (Crocodilus palustris) of India, the
East Indies, etc. It becomes twelve feet or more long.
[Webster 1913 Suppl.]
The Collaborative International Dictionary of English v.0.48:
mugger \mugger\ n.
A thief who takes property by threatening (or performing)
violence on the person who is robbed; a person who commits a
mugging; one who mugs. See mug, v. t.
Syn: robber
[WordNet 1.5 +PJC]
WordNet (r) 3.0 (2006):
mugger
n 1: a robber who takes property by threatening or performing
violence on the person who is robbed (usually on the
street)