goon (
http://definr.com/goon)
n 1: an awkward stupid person [syn:
lout,
klutz,
clod,
stumblebum,
oaf,
lubber,
lummox,
lump,
gawk]
2: an aggressive and violent young criminal [syn:
hood,
hoodlum,
punk,
thug,
tough,
toughie,
strong-armer]