(euphemistic) The word vagina. / (humorous) Any word beginning with v that is not normally taboo but is considered (often humorously) to be so in the given context.

A V-shaped neckline on a garment such as a pullover, usually at the front of the garment.

plural of V-sign

plural of V speed

(aviation) Any of a group of standard airspeeds.

Shaped like the letter V; especially, designating one of the two major types of valley (the other being U-shaped), typically formed by flowing water.

plural of V moth

A triad in which one person is in a polyamorous relationship with two other people who are not in a relationship with each other.

(historical) A postal mail system used in America during World War II for correspondence with soldiers stationed abroad. Letters were censored, copied to film, and printed back onto paper at their destination.

(linguistics) A second-person pronoun used in formal situations, to address unfamiliar people and superiors.