The instant where a man's penis become erect unprovoked. In other words, a random split second boner.
"I was sitting in class today and had a bone flash, it was so bad that I couldn't get up and walk around without being noticed. "
Or
Bob: "I just had a bone flash."
John: "WTF? Theres no girls in here."
Bob: "I know. Either its a bone flash or I'm gay."
-silence
Bob:
Or
Bob: "I just had a bone flash."
John: "WTF? Theres no girls in here."
Bob: "I know. Either its a bone flash or I'm gay."
-silence
Bob:
by Dr. McAwesomeBerg October 25, 2009
Get the Bone Flashmug. The phenomenon of someone’s face being totally burnt / clipped out as white as a result of taking a picture too close to the camera or with a flash that is way too bright. Like sun burn, only caused momentarily by the bright light.
by 7obi April 20, 2006
Get the flash burnmug. When you take a flash photo of someone while they are sleeping right before or after someone farted so they wake up to a fart sound and/or smell
She's giving you that look that Tony had on his face after I flash farted him and he yawn-gagged. It's like you're her nightmare in smell form.
by Jestah November 18, 2016
Get the Flash fartmug. When having sex; to pull out and catch the semen with your hand and slap the female in the face, before she can react.
by FlashSlapper October 20, 2012
Get the Flash Slapmug. When the stream to a flash or other player doesn't supply enough valid data so the player runs, freezes, runs, freezes. Also called breakup, bad connection, corrupted data.
by knowman April 27, 2008
Get the flash stuttermug. by Sp1tf1re October 22, 2011
Get the Muzzle Flashmug. A spontaneous and unscheduled meeting with way more people than need to be there. These meetings are generally unorganized.
by SLeepdepD September 29, 2011
Get the flash meetingmug.