Verb. Pronounced "selfie-filling". The act of stealing a person's phone and proceeding to fill up their camera roll with as many obnoxious selfies as you can until the phone is stolen back, forcing the victim to spend a lot of time deleting them all.
1."Dude, my girlfriend just stole my phone and was totally selfifilling me!"

"Just post the bad pics on Insta fam."

2. "I just selfifilled his phone!"

"Better watch your DM's he's gonna post the bad ones for sure!"

"Totally worth it."
by mixikii October 27, 2015
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