thoin
Thoin, n.: that really awkward area where the thigh ends and the groin begins. Often used as a meter of the appropriateness of clothing, i.e., shorts/skirts that show thigh are considered "appropriate"; shorts/skirts that show thoin are not.
Dude, those are really awkward holes in your jeans; I can see WAY too much thoin.
pog mo thoin
Irish Gaelic phrase that means "Kiss My Ass". See also Pogue Mahone
Shut up and pog mo thoin!
Pog Mo Thoin
It means have a good day, Trust me
Mum shouted out to the kid as they left for school "Pog Mo Thoin"