Tranniversary

//ˌtɹænɪˈvɝs(ə)ɹi// noun, slang

noun, slang ·Moderate ·College level

Definitions

Noun
  1. 1
    The anniversary of coming out as transgender or of transitioning. informal

    "“They speak openly about their experience,” Mr. McCarthy said. “Aneesh Sheth, who is playing one of the roles, just had her eight-year ‘tranniversary.’ She started taking hormone pills eight years ago yesterday, and we toasted her.”"

  2. 2
    The anniversary of getting an organ transplant. informal, rare

    "She waited two years and received a new heart on October 27, 2006, which she marked as her "tranniversary," a day she approached with tenderness and weight. She lived eleven years with a healthy heart, with no rejection, described by a cardiologist as “perky.” Adina took medical leave from the University of Iowa to undergo[…]"

Example

More examples

"“They speak openly about their experience,” Mr. McCarthy said. “Aneesh Sheth, who is playing one of the roles, just had her eight-year ‘tranniversary.’ She started taking hormone pills eight years ago yesterday, and we toasted her.”"

Etymology

Etymology 1

Blend of transgender + anniversary.

Etymology 2

Blend of transplant + anniversary.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.