Watch me gash

exp.

Heard in Dublin

An instruction to be careful or to mind one's own business.

In use

On the dancefloor in Alchemy. A lad, chancing his arm tries dancing with a group of girls. To show that he is intruding and to dismiss him they shout: 'Watch me gash will ye! get out of the bleedin way! what a fuckin rip!'

Posh English

On the dance floor in Alchemy, a young man, chancing his luck, attempts to dance with a group of girls. To show him that he is intruding and to send him packing, they cry: Do mind my person, will you! Get out of the wretched way! What a frightful oaf!