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1.
To have sex with the assist of an electrical wheelchair or other mobile-assistance. Can be done with or without speaking in monotone.
Kid 1-"Dude I just walked in on my grandparents pulling a Steven Hawking."
Kid 2- "That's gross dude, are you sure it wasn't just the bed squeaking?"
Kid 1- "It was more of a buzzing..."
by ShadoWolf150 June 20, 2011
 
2.
rude little fuck who dribbles a lot and knows stuff about stuff which may or may not be real
"your such a steven hawking. omgwtfbbq!"
"god i wish steven hawking would just **** his ****ing ********** down a cliff!"
by steven hawking April 19, 2005