blow someone a kiss

US /bloʊ ˌsʌm.wʌn ə ˈkɪs/
UK /bloʊ ˌsʌm.wʌn ə ˈkɪs/
"blow someone a kiss" picture
1.

to kiss one's hand and then blow across it as a gesture of greeting or affection

:
She smiled and blew him a kiss as he left.
The child waved goodbye and blew a kiss to her grandmother.