unbeknownst to

phrase

chiefly US

: without being known about by (someone)

Unbeknownst to the students, the teacher had entered the room.

Examples of unbeknownst to in a Sentence

Recent Examples on the Web

In the following weeks, Anthropic revealed that its AI agents had also hacked three real companies back in April, unbeknownst to the company at the time. — Beatrice Nolan, Fortune, 20 Aug. 2026

A week later, on August 5, Bowie met with two other informants inside a car – a meeting that was, unbeknownst to her, filmed and recorded. — Lila Dominus, CNN Money, 20 Aug. 2026

Internet Safety Labs, a nonprofit research group, reported in 2022 that 96% of educational apps share children’s data with third parties, often unbeknownst to students, parents, or schools. — Stephanie Cook Broadhurst, Christian Science Monitor, 12 Aug. 2026

Meanwhile, unbeknownst to everyone at Harrenhal and King’s Landing, Aemond’s brother Aegon (Tom Glynn-Carney) has been reunited with his very much alive dragon, Sunfyre, while Aemond’s dragon, Vhagar, is still MIA. — Jennifer Maas, Variety, 3 Aug. 2026

Rhymes for unbeknownst to

• hullabaloo
• accrue
• ado
• ainu
• aircrew
• airscrew
• anew
• askew
• baboo
• babu
• bamboo
• beaucoup