in reference to the size of a woman's lips; it is often pronounced like DSL, as in "dick-sucking lips"
by Dr. Octogonocologist July 7, 2009
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a pint of lager three quaters full, with a coke top! classic northern drink, most moshers think its a snakebite but with black..WTF?? how wrong are these long haired bastards
alrite mate, ill have a pint of diesel.
by Paul Smithy December 1, 2006
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the act of taking and/or describing a massive dump
man i gotta go drop a huge diesel right now

we better hurry or my diesel is gonna explode all over your car

that was such a good diesel i was in there for like 30 minutes
by jstoner89 May 15, 2010
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The quality of acting like a total homo-erotic douche. For example, a guy noticing when another male classmate has purchased new Diesel jeans.
"Man, that dude has a lot of dieselness, what a fag!"
by the antidouche May 6, 2010
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A man with a shaved head and who is muscular.
That dude is Dieseled.
by mensan65 April 9, 2009
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When one lifts more weights than another, as in friendly competitions between teammates, friends, coworkers, etc...

The use of large weights in order to show off strength.

The use of excessive force in the weightroom.
by The Incredible Smurf February 9, 2011
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To be drinking distilled spirits,e.g., vodka, gin rum ,cognac etc................!
Man he was all dieseled up!, I was trying to keep him from getting dieseled.

I used to get on that diesel all the time.
by mwoodsonsr January 28, 2008
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