Shanks's pony

exp.

Heard in Waterford

To travel on foot. Also known as Shanks's mare.

In use

Will ya drink up or we'll have to go home on Shanks's pony if dat taxi goes without us!

Posh English

Kindly finish your beverage, or we shall be compelled to return home by means of our own lower limbs should that hackney carriage depart without us!