" dumbbell "

 [ "dumbbell" ]

1: having no knowledge or purpose, doesn't contribute much of work.

  * e.g.,  ... "You never seem to be useful, just a dumbbell in our thesis group!" 

 [ "dumbbell" ]

1: The act of two males standing back to back with a dildo in eachothers assholes. Similar to scissoring but in a homosexual way. If u look closely it looks like a dumbbell ready to hold by the handle and lift up over ur head and rip those gays a new one.

  * e.g.,  ... Today I saw my daddy and my other daddy doing the dumbbell in my bedroom with my sissy dildo. 

 [ "Dumbbell" ]

1: Dumbbell is called when a person that you're partnered is dumb and possibly weighting down on your project Normally used in Group School Projects and etc.

  * e.g.,  ... The person i'm partnered with doesn't even help me at the project and makes it harder for me, they're such a Dumbbell 

 [ "Dumbbell" ]

1: someone who denies they like pot and bums around all the time with nothing else better to do.

  * e.g.,  ... "I'm a dumbbell, I've watched anime all day." 

 [ "Dumbbell Hogger" ]

1: The douchebags in the gym who hog multiple sets of dumbbells without racking them up for long periods of time.

  * e.g.,  ... Swole guy 1: "yo that douche has two 55's, two 60's, and two 65's. How am I gonna do my incline press" 

 [ "dumbbell sex" ]

1: making loud, orgasmic sounds while weightlifting

  * e.g.,  ... I couldn't stop laughing long enough to finish my set, the guy on the next machine was having dumbbell sex. 

 [ "Dumbbell Dick" ]

1: When you jack off really hard that your tip of your dick looks abnormally huge.

  * e.g.,  ... Damn, look at Sami! He has a dumbbell dick! Haha! 

 [ "Rusty Dumbbell" ]

1: When you have a tongue ring/tongue stud and you lick another person's asshole thus creating the look of an old rusty dumbbell.

  * e.g.,  ... Holy crap dude, I haven't rimmed a girl since I got this new tongue ring, but last night I went to town on my girlfriend's sister and totally got a rusty dumbbell. 

 [ "Pennsylvanian Dumbbell" ]

1: The act of taking an object, like a banana or a pole, up one's ass, then having someone else put it in their ass from the other end. Thus resembling a dumbbell.

  * e.g.,  ... Nancy was bored with the usual sexual routines, so her and I used a metal rod to make a Pennsylvanian Dumbbell. 

 [ "2 dumbbells up" ]

1: An excellent rating in a bodybuilding context; the equivalent of 2 thumbs up in a movie rating context

  * e.g.,  ... Your abs are showing great definition- 2 dumbbells up!