Definitions
1.NounA pleasure trip or excursion.
2.NounA performance in public, for example in a drama, film, on a musical album, as a sports contestant etc.
3.NounThe act of publicly revealing that a person is homosexual or transgender without that person's consent.
4.NounThe act of revealing somebody as having a certain secret, such as a being a secret agent or undercover detective.
5.Verbpresent participle and gerund of out