When your teacher/lecturer withholds your test marks for a stupidly long period of time for absolutely no reason.
Dude1: hey dude, did you get your mark back for your ancient Chinese architecture dissertation?
Dude2: no dude, my lecturer is totally mark twatting.
Dude2: no dude, my lecturer is totally mark twatting.
by datstudentlife June 23, 2015
Get the mark twattingmug.