In Britain, a V-sign is a rude gesture which is made by sticking up your first two fingers in a V shape, with the palm of your hand facing you.
2. countable noun
A V-sign is a gesture which is made by sticking up your first two fingers in a V shape, withthe palm of your hand facing away from you, as a sign of victory.
They were waving V-signs for victory.
V-sign in British English
noun
1.
(in Britain) an offensive gesture made by sticking up the index and middle fingers with the palm of the hand inwards as an indication of contempt, defiance, etc
2.
a similar gesture with the palm outwards meaning victory or peace
V sign in American English
a gesture made by raising the hand with the middle and index fingers separated to form a V, showing a wish for victory or success or expressing approval