Kolla upp vilket ord som helst, t.ex. pussy:
 
1.
to crush ones testicles
"Ouch bollocks!, i just sat down funny and mashed my potatoes"
av Dan D 29 juni 2005
 
2.
Meaning a man and a woman that are white and are exchanging their liquids until it looks like mashed potatoes.
Sally made mash potatoes last night with Jim.
av sillywilly1313 18 juni 2014
 
3.
Mashed potato means to masturbate.
He's mash potatoing in his room!

What the fuck, did you mash potato yourself?
av Dina7282837282837jh 11 november 2007
 
4.
to say good bye or see you at a later period in the day (when you leave,depart from a place, dwelling or any other area which you frequent with your friends, brothers, sisters, gang, crew, or homies) n.b. can be shortened to mash or used with any other kind of potato e.g. jacket/boiled/baked/roast/sweet potatoes
safe kids, i've got to go, mash potata - see ya lata
av maximus tentius 20 april 2004