All de best

exp.

A farewell remark

In use

All de best boy! I better do a legger or I'll get an unmerciful root in de hole offa me mudder for bein' late!

Let Lawrence Muck translate it to posh English for you
Lawrence Muck

Lovely weather for a translation. Would you like me to translate 'All de best' in use for you?

All the very best, old chap! I had better make haste or Mother will deliver a merciless kick to my posterior for my tardiness!