Old skool version of low it meaning forget it, dont bother or dont even go there but in a nice kinda way
by moi&dem January 17, 2007
 Get the def itmug.
Get the def itmug. by Jay January 19, 2003
 Get the defmug.
Get the defmug. by coolkidddd September 12, 2006
 Get the defsmug.
Get the defsmug. "I bet you were def." ~Fresh Prince Of Bel Air when he's talking to Ashley about her singing.  1st episode
by Lady_Rae_Marie January 11, 2006
 Get the defmug.
Get the defmug. 1. To be worried or scared about something, frequently used to describe a drug-induced state of paranoia.
2. To vomit.
Origin: Great Grimsby. Possibly originally evolved from the word 'defecate', via 'shitting it'.
2. To vomit.
Origin: Great Grimsby. Possibly originally evolved from the word 'defecate', via 'shitting it'.
1. 'I'm deffing', 'She's deffin'-out', 'I deffed-out', 'Deff-out'
2. 'I just deffed'. 'He's deffin''.
2. 'I just deffed'. 'He's deffin''.
by spacecaked March 31, 2011
 Get the Deffingmug.
Get the Deffingmug. 
