let go, release, give up, leave, break up with
Mollate le cime!
Drop the tops!
— Titanic (1997)
Perché non mollate Lester e fate lui?
Why don't you ditch Lester and do it yourself?
— Crimini e misfatti (1989)
Mollate il coltello!
Drop the knife!
Mollate!
Give up!
— Amores perros (2000)
Non mollate.
Don't give up.
— Moonrise Kingdom - Una fuga d'amore (2012)
Noi ci siamo appena mollate.
We just broke up.