When one's self finds that he/she wont make it to the toilet and sits down to camouflage the fact that they've shit themselves thus resulting in the faeces being squashed in the underwear.

a phrase chiefly used in northern England.

it is a contracted form of "it'll be reet", where "reet" means "alright" or "OK".

living your life according to "be reet" is the only way to find happiness in life.

A derogatory name for someone who plays squash.
Particularly those who are loud, needy, and snide.