Introduced by the third Earl of Spender in the early 1900's. If you have a hair across your arse you are in a fould mood about something. AS if something is interfeering with your shit.
You've only got a hair across your arse because I wiped my dick on the curtains!
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
Buy the mug