gay in WordNet English dictionary

1. brightly colored and showy
   "girls decked out in brave new dresses"; "brave banners flying"; "`braw' is a Scottish word"; "a dress a bit too gay for her years"; "birds with gay plumage"
   brave  braw  gay 
   
2. bright and pleasant; promoting a feeling of cheer
   "a cheery hello"; "a gay sunny room"; "a sunny smile"
   cheery  gay  sunny 
   
3. offering fun and gaiety
   "a festive (or festal) occasion"; "gay and exciting night life"; "a merry evening"
   gay  festal  festive  merry 
   
4. homosexual or arousing homosexual desires
   gay  queer  homophile 
   
5. given to social pleasures often including dissipation
   "led a gay Bohemian life"; "a gay old rogue with an eye for the ladies"
   gay 
   
6. full of or showing high-spirited merriment
   "when hearts were young and gay"; "a poet could not but be gay, in such a jocund company"- Wordsworth; "the jolly crowd at the reunion"; "jolly old Saint Nick"; "a jovial old gentleman"; "have a merry Christmas"; "peals of merry laughter"; "a mirthful laugh"
   gay  jocund  jolly  jovial  merry  mirthful 
   

1. someone who practices homosexuality; having a sexual attraction to persons of the same sex
   homosexual  homophile  homo  gay