From WordNet (r) 3.0 (2006):
snort
n 1: a disrespectful laugh [syn: snicker, snort, snigger]
2: a cry or noise made to express displeasure or contempt [syn:
boo, hoot, Bronx cheer, hiss, raspberry, razzing,
razz, snort, bird]
v 1: indicate contempt by breathing noisily and forcefully
through the nose; "she snorted her disapproval of the
proposed bridegroom"
2: make a snorting sound by exhaling hard; "The critic snorted
contemptuously"
3: inhale recreational drugs; "The addict was snorting cocaine
almost every day"; "the kids were huffing glue" [syn: huff,
snort]
4: inhale through the nose [syn: take a hit, snort]