"Ignition" is, among other things, the slang word for "vagina". A "penis" is called a "key", because you stick the penis in the vagina like you stick a key in the ignition
R. Kelly sings: "Let me stick my key in your Ignition, baby"
by DarkSkaners September 6, 2004
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Slang for vagina. The keys are fingers or a penis. There fore u put the key or keys in the ignition.
"Wow, i bet Caleb wants someone to put their keys in his vagina."

"Looks like Ben put the key in Julie's ignition."
by outsidethat[] March 11, 2009
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an ignorant ass nogga. stupid; retarded; probably someone whos been dropped on der head too much.
"You put the 'e' in 'ignit'
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When a car starts after a long and hard cold-weather crank.
Okay Bill, it sure is freezing. Give it a crank. I sure hope this car ignites.
by Big Tom June 9, 2007
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He got his ignit ass ova dea bout to jump off a building, talking bout he superman.
by msshay June 7, 2006
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added after a noun as an adjectival intensifier; esp. fool ignited. when used after an ambiguous noun, generally implies a strong positive connotation
"Last night I got my junk caught in the sliding door... again. The fire department came and had to use the jaws of life... again. Then I accidently set fire to their truck... again. They accused me of being a terrorist, but let me go because I'm 'too stupid to be a danger to the state'."
"...Fool ignited..."

"It was quite the party ignited."
by D.B. August 24, 2003
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Anything within reason that can be burned with a satisfying result.
Hey man, what kind of ignitables do we have for the bonfire tonight?

Two Christmas trees, an oil soaked mannequin, and William Shatner's toupee.

Radical!
by Tmac02892 June 22, 2011
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