gai ‧ ly /ˈɡeɪli/ BrE AmE adverb
[ Date: 1300-1400 ; Origin: ⇨ ↑ gay 1 ]
1 . in a happy way SYN cheerfully :
‘Morning, Albert,’ she called gaily.
2 . in a way that shows you do not care about, or do not realize, the effects of your actions:
They gaily went on talking after the film had started.
3 . gaily coloured/painted/decorated etc having bright cheerful colours:
gaily coloured tropical birds