outing

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An excursion, typically a pleasure trip.
• noun A walk outdoors.
• noun The public disclosure that someone who is assumed to be heterosexual is actually gay, lesbian, or bisexual.
• noun The public disclosure of a person's secret or largely unknown activity or interest, especially when thought to be embarrassing or compromising.
• noun An athletic competition or an appearance therein.

from The Century Dictionary.

• noun The condition of being out in the sense of being before the public, exposed to comment, etc.
• noun The most distant part of the open visible sea; the offing.
• noun An issuing forth to attack; a sally; a foray.
• noun An airing; an excursion; an expedition; a pleasure-trip.
• noun A driving forth; expulsion; ejection.
• noun Avoidance.
• noun A feast given by a craftsman to his friends at the end of his apprenticeship.

from the GNU version of the Collaborative International Dictionary of English.

• noun The act of going out; an airing; an excursion.
• noun Prov. Eng. A feast given by an apprentice when he is out of his time.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A pleasure trip or excursion.
• noun The practice of publicly revealing that a person is homosexual without that person's consent.
• noun An appearance to perform in public, for example in a drama, film, on a musical album, as a sports contestant etc.
• verb Present participle of out.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a day devoted to an outdoor social gathering
• noun a journey taken for pleasure