Dictionary.com
definitions

come out of the closet

To publicly announce a belief or preference that one has kept hidden, especially one's sexual preference: “At the last moment, the representative came out of the closet and announced her support for the controversial amendment.” (See skeleton in the closet.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Related Words for come out of the closet

reveal, acknowledge, leak, confess, divulge, publish, unveil, discover, admit, uncover, tell, exhibit, own, show, relate, expose, spill, communicate, mouth, unfurl
Idioms and Phrases with come out of the closet

come out of the closet

see come out, def. 6.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.