high-key

adj, adv — 3 senses

high-key

adj

Etymology From high + key.

1

Art, Arts, Hobbies, Lifestyle, Photography Characterized by light tones and the absence of a shadow.

Details are tremendously important in composing an outstanding high-key photograph.1942 November, Victor Keppler, “Key to Good Pictures”, in Popular Photography, →ISSN, page 29:

high-key

adv

Etymology From high + key.

1

Colloquial, Uncommon In a conspicuous way.

2

Canada, US, Colloquial Used as an intensifier; really.

(except in meiosis)
I'm highkey pissed at you right now.

1 more example

High key no longer wanna tell anyone anything that’s going on with me.2022 January 31, BIG XO (@Raveyxoxo_), Twitter:

Coordinate terms: low-key, mid-key

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.