Which can also be lovely further embellished such as "πάρε φορά και κλάσε μου τ'αρχιδια" ("take momentum and fart my testicles") or "θα μου κλάσεις μια μάντρα αρχίδια" ("You'll fart me a yard of testicles", usually utilized as a defiant answer to a physical threat)
"Κλάσε μου τα αρχίδια" which literally stands for "fart my balls" in Greek.
It's a way of telling someone to go fuck himself.
Which can also be lovely further embellished such as "πάρε φορά και κλάσε μου τ'αρχιδια" ("take momentum and fart my testicles") or "θα μου κλάσεις μια μάντρα αρχίδια" ("You'll fart me a yard of testicles", usually utilized as a defiant answer to a physical threat)