Continually leaving a group chat when ur mad
"bro he left again?"
"Yeh he pulling a Favour"
The promise of oral sex while driving, as repayment for money or favours previously provided.
The promise usually goes unfulfilled, as does the person who is owed.
Bawwy: "Just give me the money. I'll owe you a Road Captain's Favour"
Pez: "Fine, I'll give you the money."
A favour of the highest magnitude
Oi mate, do me a flying favour!