The act of screaming "Du ma!" like a fob, then pulling a soggy, wet, greasy, cold, stanky eggroll out of ones pocket and shoving it into anothers mouth while they are trying to talk. Then violently slap the victim till satisfied.
girl: do you have s-i-l-v-e-r-w-a-r-e?...
guy: DU MA!!!
*fob slap*
girl: ow wtf!...oh hell naw. i've just been fob slapped. fml.
guy: DU MA!!!
*fob slap*
girl: ow wtf!...oh hell naw. i've just been fob slapped. fml.
by PhatassTactix October 9, 2010

to put a yellow sticker on a windshield of a car to indicate that the car is unroadworthy. Australian English only
by Aussieq April 6, 2010

by balling123 March 28, 2009

The act of bitch slapping someone so hard boogars, and spit fly from the face of the unsuspecting foe.
by 4runner91 February 25, 2017

When one person does something wrong but you have to smack everyone in the group to ensure no one else does the same thing.
Person 1: He wasn't complaining about me, was he?
Person 2: No, it was someone else but I had to blanket slap all of you anyway.
Person 2: No, it was someone else but I had to blanket slap all of you anyway.
by VidkidVidkid May 18, 2017

by scottn June 15, 2006

When you walk into a public bathroom and you get hit with that smell of air freshener and fecal matter.
"Hey mate, how is the bathroom?"
"Yeah it's not too bad. Fucking stank though... Gave me to old Chelsea Slap."
"Yeah it's not too bad. Fucking stank though... Gave me to old Chelsea Slap."
by chuckradders June 12, 2020
