Bulging area found on men between the waist and the groin/genital area.

Man, you really need to get to the gym and lose some of those gruts!
by sladey March 24, 2006
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1. weed
2. the embodyment of the spirit in every individual named grut
Lets grut!
Got grut
Lets smoke some grut
by Boolian September 11, 2003
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When you have sex with a fat male lorry driver from behind, but instead of actually inserting the penis into the anus, you just thrust your penis back and forth within his arse crack, using his sweaty butt cheeks to stimulate yourself.
"I'm not ready for anal just yet, would you mine if we had a go at grutting instead?" - Fat Lorry Driver

"I tottally grutted that guy at the truck stop last night, it was rough as fuck" - Guy who fucked Fat Lorry Driver
by Major_tom September 6, 2016
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generally nourishing food that has gruel-like qualities and an unappetizing appearance, undefineable origin and flavor, texture as oatmeal or porridge, and usually prepared in mass-quantities appropriate to an institutional enviromnent.
After living on the same grut everyday, the prisoners had lost their sense of taste and would eat anything served to them.
by Alx May 16, 2004
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A mixture of a grape and a nut. Either a grape inside of a nut, or a nut inside of a grape. Usually either grapes are inserted into pistachio shells, or almonds or cashews are inserted into the center of a grape, but a true grut is any heterogeneous mixture of grapes and nuts.
Person A: "I'm really hungry, but all I have are some grapes and nuts. What should I do?"

Person B: "Don't worry. Insert the grape into the pistachio nut shells, and eat them. It's called a grut. They're really good."

Person A: "What else could I do with them."

Person B: "Well you can also take an almond or cashew and insert it into the center of the grape. Then you can eat it. That's another form of the grut..."
by grutking December 4, 2010
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The weather was really grut today.
I felt really grut after those 10 pints of London Pride.
by Richard Plank January 12, 2004
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Its when you achieve the most extravagant orgasm in your entire life. When you achieve the GRUT NUT makes sure its African american, if not your endeavors are unsuccessful and you have loss the purpose of your entire existence.
Jasmine Grut nutted so hard when Gru appeared on the screen in Despicable me 3 by Pixar Studios
by Namesareforchumps February 12, 2018
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