bill and coo

US /bɪl ənd kuː/
UK /bɪl ənd kuː/
"bill and coo" picture
1.

tubare, fare le moine

to show affection by kissing and caressing, often in a public or overly sentimental way

:
The young couple was billing and cooing in the park.
La giovane coppia stava tubando nel parco.
I can't stand to watch them bill and coo all the time.
Non sopporto di vederli tubare continuamente.