not on

phrase

British, informal

1

: not acceptable or proper

Cheating old ladies out of their savings just isn't on.

2

: not possible

I'm afraid that scheme's just not on.

Examples of not on in a Sentence

Recent Examples on the Web

Ethan Karp argues that the future of manufacturing depends not on the next breakthrough technology, but on the career pathways, training systems, and talent pipelines that help people master it. — Ethan Karp, Forbes.com, 6 Aug. 2026

Julianne Moore’s iconic cry-face has reared its head once again — but, this time, not on a screen big or small. — Joey Nolfi, Entertainment Weekly, 6 Aug. 2026

But in the meantime, the focus should remain on student outcomes and not on outside noise, Licata said. — Fort Worth Star-Telegram, 6 Aug. 2026

It should be used only on glass and not on any other surface. — Bestreviews, Mercury News, 6 Aug. 2026

Rhymes for not on

• anton
• argon
• axon
• baronne
• baryon
• baton
• boron
• buisson
• bygone
• capon
• cardon
• chiffon