shadafakup 

To tell someone to shut the fuckup Polk County, Fl style.

Hey Gavin .... shadafakup - you are bothering me!!!!1

shadafakup by tsells July 12, 2006

SHADAFUQUP 

'shut the fuck up', but intensely bold and cutely concise.

Person 1: 0migawd pls do NAWT tell him dat ; r0fl lmfAO lolzsss xPPP

Person 2: SHADAFUQUP

SHADAFUQUP by woopsey July 30, 2013

shaddafakap 

An alternate way to write "shut the fuck up". Used to bypass automatic forum and chatroom censorship.

"Your post is spam. Shut the fuck up" "your message contains the following illegal words: fuck"

"Your post is spam. Shaddafakap" "your message has been posted"

shaddafakap by me,stfu April 30, 2006

shudafukup 

shut the fuck up ... or I will kill you

If your friends are pissing you off just say "shudafukup"

shudafukup by Kevin Paul March 11, 2007