snort 
(snôrt)
(snôrt)n.
1.
a. A rough, noisy sound made by breathing forcefully through the nostrils, as a horse or pig does.
b. A similar sound: the snort of a steam engine.
2. Slang
a. A drink of liquor, especially when swallowed in one gulp.
b. Cocaine or heroin, especially a small amount sniffed at one time.
c. The liquor or drug so taken.
v. snort·ed, snort·ing, snorts
v.intr.
1.
a. To breathe noisily and forcefully through the nostrils.
b. To make a sound resembling noisy exhalation: "The wind snorted across the Kansas plains" (Gail Sheehy).
2. To make an abrupt noise expressive of scorn, ridicule, or contempt.
3. To ingest a drug, such as cocaine or heroin, by sniffing.
v.tr.
1. To express by snorting: He snorted his disapproval.
2. To ingest by sniffing: snorted cocaine.
[From Middle English snorten, to snort, from fnorten, variant of fnoren; see SNORE.]
snorter n.