PONG
niff, pong
(noun) an unpleasant smell
Source: WordNet® 3.1
Etymology
Proper noun
Pong
(video games) An early video game from Atari, resembling ping-pong, in which two players control paddles and attempt to intercept a ball.
Etymology 1
Noun
pong (plural pongs)
(UK, Australia, New Zealand, slang) A stench, a bad smell.
Verb
pong (third-person singular simple present pongs, present participle ponging, simple past and past participle ponged)
(UK, Australia, New Zealand, slang) To stink, to smell bad.
(slang, acting, pejorative) To deliver a line of a play in an arch, suggestive or unnatural way, so as to draw undue attention to it.
Synonyms
• (stink): reek, smell, stink
Etymology 2
Noun
pong (plural pongs)
(networking) A packet sent in reply to a ping, thereby indicating the presence of a host.
Etymology 3
Noun
pong (plural pongs)
(mahjong) Alternative form of pung
Source: Wiktionary