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1.
dumbelling is a fetish where your sexual partner urinates in your ear, for it to be a succesful dumbelling the urine must come out of the other ear.
i love dumbelling my obese wife
by Mike 'Obese' Hallman:D October 06, 2005
 
2.
A sexual fetish, Dumbelling is urinating in a persons' ear, to achieve the rare and almost legendary "Golden Dumbell", the urine must come out of the persons' other ear.
"I still feel like I have urine in my ear after last night's Dumbelling session darling"
by Paul Connor October 05, 2005