groomsmaid

From groom +‎ -s- +‎ maid, by analogy with groomsman and bridesmaid.

groomsmaid (plural groomsmaids)

1. A woman who attends a groom during his wedding ceremony, as part of the wedding party.
   • 2008, "Clift, White exchange vows", Carroll County Comet, 10 September 2008:

     The groom's sister, Brüch Clift of Anchorage, was groomsmaid.

   • 2011, Meredith Goldstein, "Bridesmaid revisited", Boston Globe, 9 March 2011:

     The groomsmaid dress: I was a groomsmaid — meaning, I stood on the groom’s side in support of my male friend.

   • 2011, Sara Foss, "A wedding at a brewery", The Daily Gazette, 6 September 2011:

     Now that I think about it, I also tried the brewery’s East India Pale Ale, while hanging out at the apartment of my friend Michelle, who served as a groomsmaid at the big event, on the afternoon of the wedding.

   • For more examples of usage of this term, see Citations:groomsmaid.

• groomsman (a male attendant to the groom)
• brosmaid (a male attendant to the bride)
• bridesmaid (a female attendant to the bride)