1. To backstab a more talented and popular colleague.
2. To give a person a gift under false pretenses of friendship in order to set that person up for a later betrayal.

3. To undeservedly receive something which is then unappreciated and squandered.
4. To repeat the same tired joke long after it has ceased to be funny.

5. A particularly painful form of explosive diarrhea, the smell of which renders the entire house uninhabitable for days.
1. Gee, I'm a talentless cancer boil on the ass of society so I'll never get that promotion unless I leno that guy!
2. Man, Judas Iscariot totally lenoed Jesus.
3. Did you hear about Steve? He got a sweet full ride scholarship to that private college but he totally lenoed it.

4. The party was great until Bill arrived and totally lenoed the place up.
5. Stupid Jim got a case of leno after eating Indian food and I had to stay at my friend's house for a week!
by jroo4689 January 19, 2010
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(noun) - a used, semen-filled condom discarded in a public place, occasionally additionally soiled by vaginal secretions, blood, or santorum.
A leno is a crusty, battered condom found in any number of places, such as a grimy parking garage stairwell, a mucky New Jersey beach, or even stuck to the cleats of an unsuspecting Little Leaguer who fell victim to an unfortunate misstep while patrolling the outfield.
by Drew in Nashville January 27, 2010
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Leno (or, to Leno) - A word to describe being frustrated and or extremely hateful of something and or someone. Also to screw, steal, damage, endanger, attack, or poison. Substitute word for being pissed off. Also can describe a person who over stay's their stay or someone who says there going to do something, does it, then takes it back.
"You need some ointment for that Leno?"

"Don't Leno my boobs on the subway!"

"Go Leno yourself!"
by Preperation H Raymond January 22, 2010
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1) A modern appropriation of the term Indian giver, with pejorative connotations one might associate with a liar or a douche bag.

2) To overstay ones welcome after having announced a time of departure.
1) I can't believe he took the show back, what a leno!

2) Jesus, is that guy ever going to leave? His time's over, what a leno!
by Dirtywerk March 10, 2010
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1.J.T. Money
Double AA's Cuz. fo Life

2. Spanish for Joint, Firewood Bundles, and JAckopots
"Bust out the Lenos and bust out the Bacardi.."-SLV

by Double AA September 20, 2003
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noun: a marijuana cigarette.

source: albuquerque police department.
"(The defendant) then said he had been smoking a leno, which is a name used for a marijuana cigarette."
by androog November 8, 2009
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Jay Leno has this book out called "If Roast Beef could fly"....If you put this together with RoastBeef Syndromeyou get The Leno. When your roast beef is so bad your clits start to flip flap flop around and then you start to fly
Grimy girl named Trixie had roastbeef syndrome so bad she pulled a Leno.
by Chris and Kevin May 8, 2004
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