V sign /ˈviː saɪn/ noun [countable]

1. a sign meaning peace or victory, made by holding up the first two fingers of your hand with the front of the hand facing forwards

2. British English a rude sign made by holding up the first two fingers of your hand with the back of your hand facing towards another person

[TahlilGaran] Dictionary of Contemporary English ▲

V-sign /ˈviː saɪn/ noun

1. a sign made by holding up the first two fingers of your hand with the front of your hand facing forwards. During World War II it was used to mean victory, and it was used again by hippies in the 1960s and 1970s to mean peace.

2. British English a rude sign used to show that you are angry with someone or do not like them, made by holding up the first two fingers of your hand, with the back of your hand facing towards the person that you are insulting:
I gave the driver a V-sign.

[TahlilGaran] Dictionary of Contemporary English ▲