fart

UK: /ˈfɑː^rt/ US: (färt)

WordReference Random House Unabridged Dictionary of American English © 2025

fart  (färt), [Vulgar.]
n. 

1. Physiology, Slang Terms a flatus expelled through the anus.
2. Slang Terms an irritating or foolish person.

v.i. 

3. Physiology, Slang Terms to expel a flatus through the anus;
   break wind.
4. fart around, to spend time foolishly or aimlessly.

• 1350–1400; Middle English ferten, farten (verb, verbal), fert, fart (noun, nominal); cognate with Greek pérdein (verb, verbal), pordé̄ (noun, nominal)

Collins Concise English Dictionary © HarperCollins Publishers::

fart / fɑːt/ noun

1. an emission of intestinal gas from the anus, esp an audible one
2. a contemptible person

verb (intransitive)

1. to expel intestinal gas from the anus; to break wind
2. fart about, fart around ⇒ to behave foolishly or aimlessly
3. to waste time

Etymology: Middle English farten; related to Old Norse freta, Old High German ferzan to break wind, Sanskrit pardatē he breaks wind