to bill and coo
01
(of two people) to kiss and talk with one another in a very quiet and sentimental way
![to [bill] and [coo] definition and meaning](https://cdn.langeek.co/photo/40197/original/?type=jpeg "to [bill] and [coo] definition and meaning")
Approving
Idiom
Informal
Old use
例子
At their anniversary party, the couple held hands, exchanged loving glances, and billed and cooed all night long.
The couple spent their vacation in a cozy cabin, billing and cooing by the fireplace.
