float someone's boat

Verb

slang

(slang) To interest or appeal to someone; to make someone happy.

Japanese Meaning

（俗語）誰かの興味を引く、心を躍らせる（興味・関心を持たせる） / （俗語）誰かに喜びや楽しさを与える

Whether or not this documentary will float someone's boat depends on how much they enjoy slow-paced storytelling.

このドキュメンタリーが誰かの好みに合うかどうかは、ゆったりとした語り口をどれだけ楽しめるかによります。

Sense（1）

(slang) To interest or appeal to someone; to make someone happy.

I invited Lily to join us, but horror films don't float her boat.

floats someone's boat

（ present singular third-person ）

floating someone's boat

（ participle present ）

floated someone's boat

（ participle past ）

floated someone's boat

（ past ）