Mc Shit is where you go to mac donalds and mc nuggets and mc chip and fucken mc big mac and the go to the toilet and chuck a big shit in the toilet without flushing it and leaving it to stink out the whole place
Tommo went into maccas the other day and done the biggest mc shit ov ever seen they had to evacuate the whole place
by Darren Thomson April 24, 2005
Using a fast food restaurant's facilities to relieve yourself when nature calls and not buying anything before you leave.
by Ian Stanley March 13, 2006