two-fingered salute

slang A rude gesture of anger, displeasure, or dismissal in which the index and middle fingers are raised, with the back of one's hand facing the other person. Primarily heard in UK. The car behind me had been honking at me to go faster, so I just held up a two-fingered salute when he eventually passed by. I threw the customer out of the restaurant when I caught him giving a member of our waitstaff the two-fingered salute.