vadj. being one more than four ; Vn. the 22nd letter of the Roman alphabet ; Vn. a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt ; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it ; Vn. the cardinal number that is the sum of four and one ; Vn. a soft silvery white toxic metallic element used in steel alloys ; it occurs in several complex minerals including carnotite and vanadinite ; V neckn. the neck of a garment has the shape of the letter V ; V signn. a sign (for victory) ; making a V with the index and middle fingers ; V-1n. a small jet-propelled winged missile that carries a bomb ; V-8 juicen. brand name for canned mixed vegetable juices ; V-dayn. the day of a victory ; V-E Dayn. the date of Allied victory in Europe, World War II ; V-J Dayn. the date of Allied victory over Japan, World War II ; v-shapedadj. shaped in the form of the letter V ; V.P.n. an executive officer ranking immediately below a president ; may serve in the president's place under certain circumstances ; VAn. the United States federal department responsible for the interests of military veterans ; created in 1989 ;