gertcha
Get you gone! Go away!Get you gone! Go away!
Meaning
2 senses(Cockney, slang)Get you gone! Go away!
(Cockney, slang)Get out of here! No way! (expression of disbelief)
Origin
Contraction of get away with you.Contraction of get away with you.
Wiktionary, CC BY-SA 4.0 · source