Live horse and you'll get grass

exp.

Heard in Dublin and Cork

Advice not to accept the deferral of something you need, or is rightfully yours.

In use

Did you get the money off yer man?' 'he said he'd pay me next week' 'ah yeh, live horse and you'll get grass

Posh English

'Did you procure the money from that fellow?' 'He said he would settle with me next week.' 'Ah, quite so; live, horse, and you shall get grass.'