Eff Off

Noun / UK Slang

Eff Off is a less explicit way of telling someone to “fuck off.” It is often used to tell someone to go away or leave you alone but in a slightly less vulgar manner.

Example: “Why don’t you just eff off and mind your own business?”
Means: “Why don’t you just fuck off and mind your own business?”

Example: “He told me to eff off when I asked for a favour.”
Means: “He told me to fuck off when I asked for a favour.”