(written as high hat)A recessed lighting fixture that sheds its light vertically downward.
(written as high hat)A black circular tube attached to the front of a spotlight to contain the stray light around the perimeter of the beam.
- verb to behave condescendingly or ‘high-handedly’ (towards someone). A fairly rare but long-established expression. The silent-film star Clara Bow claimed that more sedate members of the Hollywood community high-hatted her.