A stupid person - a fool - an idiot; someone who is "extremely slow."

"Slowboat" is an extension of the word slow, (like toolbox is an extension of the word tool).
"Josh, you just tried to argue that the world is flat - quit being such a slowboat."
by DarkShadowST September 06, 2018
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A stupid person - a fool - an idiot; someone who is "extra slow."

"Slowboat" is an extension of the word slow, (like toolbox is an extension of the word tool).
"Josh, you just tried to argue that the world is flat - quit being such a slowboat."
by DarkShadowST September 06, 2018
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The verb form of slowboat.

The mannerisms of a slowboat.
"Josh, you continue to argue that the earth is flat. Does your slowboatism know no bounds?"
by DarkShadowST September 13, 2018
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The actions associated with a slowboat.

Anything a slowboat says, does, implies, or infers can be referred to as slowboating.
"I saw Josh at the park trying to prove that gravity isn't real. He's always up there slowboating."
by DarkShadowST September 13, 2018
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To chug slowly in an arrogant manner.
Hey Jesi! Stop slowboating that drink you cocky-ass motherfucker.
by Organics March 05, 2011
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