float someone's boat
US /floʊt ˈsʌm.wʌnz boʊt/
UK /floʊt ˈsʌm.wʌnz boʊt/

1.
piacere, entusiasmare, soddisfare
to please or satisfy someone; to be what someone likes or wants
:
•
I know that kind of music doesn't really float your boat, but I love it.
So che quel tipo di musica non ti entusiasma molto, ma io la adoro.
•
Whatever floats your boat, I guess.
Qualsiasi cosa ti piaccia, suppongo.