Definition of "uke"

uke¹

/juːk/

noun
plural ukes
1. (informal) Clipping of ukulele.

uke²

/ˈuːke/

noun
plural ukes or uke
1. (judo, martial arts) The training partner against whom tori performs a move.
2. (Japanese fiction, fandom slang) A passive or submissive male fictional character in a same-sex relationship; a bottom.
  Quotations
  Yaoi uke in fanfics often bear the brunt of stereotypical "negative female characteristics" such as passivity, helplessness, and masochism.
  2008, Tan Bee Kee, “Rewriting Gender and Sexuality in English-language Yaoi Fanfiction”, in Antonia Levi, Mark McHarry, Dru Pagliassotti, editors, Boys’ Love Manga: Essays on the Sexual Ambiguity and Cross-Cultural Fandom of the Genre, McFarland & Company, page 142
  You'd rather have Sebas be an uke?
  2010, Pentabu, My Girlfriend’s a Geek‎, volume 1, Yen Press, published 2012isbn=9780316221801
  Shizuku is so, so, so cute! I love him as an uke so much I can't stand it!
  2010, Kyoka Wakatsuki, “Afterword”, in The Selfish Demon King‎, Digital Manga Publishing