The act of investigating a smell in a stealthy manner.
A combination of the words smell and stealth.
"I was macking this hoe so I went in for a smealth to see if this bitch was clean."

“Hey dude that girl is slammin but make sure you take a smealth before you ask for her number”
by MuffHugger February 10, 2010
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Farting in public, making sure you share the smell with as many people as possible. A pun on "share the wealth".
I passed gas on a packed bus today. I know everyone got a whiff of it. Ya gotta share the smealth!
by LonePooper January 27, 2018
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A person with the ability to clear an entire room with their farts, especially when done via the SBD/silent but deadly method. A pun on "stealth bomber".
Steve just did a smealth bomber in the cafeteria! Cleared the whole place out! All he said was it was a gift from the gods to share, and that you gotta share the smealth!
by LonePooper February 4, 2018
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