1v or V 
/ˈvi:/ noun
plural v's or V's /ˈvi:z/ /ˈvi:/ noun 1 : the 22nd letter of the English alphabet [count] ▪ The word “vest” starts with a v. [noncount] ▪ The word “vest” starts with v. 2 [count] : the Roman numeral that means five
▪ XXV [=25] 3 [count] : something shaped like a V
▪ The birds flew in a V.
▪ XXV [=25]
▪ The birds flew in a V.
