Shart

v.

Heard in Sligo, Galway, Limerick and Tipperary

To break wind only to realise too late that one has also soiled oneself.

In use

Aww yer man sharted himself the other night lads in envy

Posh English

Hugh broke wind only to discover it was rather more than wind the other night, much to the lads amusement.

Same phrase, other counties