I. ser ‧ e ‧ nade 1 /ˌserəˈneɪd, ˌserɪˈneɪd/ BrE AmE noun [countable]
[ Date: 1600-1700 ; Language: French ; Origin: sérénade , from Italian serenata , from sereno 'clear, calm' , from Latin serenus ; ⇨ ↑ serene ]
1 . a song sung to someone, especially one that a man performs for the woman he loves while standing below her window at night
2 . a piece of gentle music
II. serenade 2 BrE AmE verb [transitive]
if you serenade someone, you sing or play music to them, especially to show them that you love them