Top definition
Some girl who decides it is a good idea to, when sexting with her nerdy ass boyfriend, use her phone as a vibrator so when he sexts her she climaxes on her brand new sidekick.
Ya dude, turns out, that girl was using a Phonibrator. Weird dude...kinda hot though, huh? Hell yeah. Here lets go tbag her! HELL YES!
by Spoony McSpoon October 21, 2009
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