Top definition
(verb) To unknowingly add grain alcohol to someones beverage; in spite, revenge or as a gag.
"Meredith ordered a drink at the bar, but after failing to tip the bartender, he dieseled her drink when she wasn't looking"

"Zach was getting on the bartenders nerves and on the verge of getting kicked out, so Austin dieseled him to finish him off and called in the bouncer"

Eric: "Why is Ryan puking inside that washing machine?"
Gordon: "Because we dieseled all of his shots the entire night."
Eric: "WOW, He is super blacked out."
by Mr. Pink Cadillac October 23, 2011
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May 12 Word of the Day
When someone goes to the gym and spends 90% of the time on their phones scrolling through social media
Looks like its thumb day again for Jimmy with his usual routing... 3 sets of 5 snapchat selfies and 10 sets of scrolling through facebook until exhaustion
by Gary br April 02, 2017
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2
To hit someone very hard or to be muscular.
Man, you got dieseled in football yesterday!

That man is dieseled (strong)
by J-Rock April 16, 2005
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3
To get with / make out with a fat or ugly person when drunk.
Jeez Paul got dieseled again last night.
by Mr.Diesel April 16, 2009
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4
To engage in the act of drinking copious volumes of beer and devolving into a single cellular state.
Steve was so dieseled he was STBD - shit the bed drunk.
by sherbasaurus November 18, 2015
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6
To be so extremely high that you could make the impulsive decision of shaving your head in order to look like Vin Diesel.
“Yo I was so dieseled at that party last night”
by sfgurl September 19, 2020
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