definition of
gay

[1] #1 gay s. [cheery, sunny] bright and pleasant; promoting a feeling of cheer; "a cheery hello"; "a gay sunny room"; "a sunny smile". wn

[2] #2 gay s. [jocund, jolly, jovial, merry, mirthful] 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". wn

[3] #3 gay s. given to social pleasures often including dissipation; "led a gay Bohemian life"; "a gay old rogue with an eye for the ladies". wn

[4] #4 gay s. [brave, braw] 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". wn

[5] #5 gay s. [festal, festive, merry] offering fun and gaiety; "a festive (or festal) occasion"; "gay and exciting night life"; "a merry evening". wn