Definition, Meaning & Synonyms
unbeknownst
adverb
ˌən-bə-ˈnōn(t)st

Definition
Without someone’s knowledge or awareness.

Examples
- Unbeknownst to her, a surprise party was being planned.
- He left the door unlocked, unbeknownst to everyone in the house.
- The changes were made unbeknownst to the staff.

Meaning
Used to indicate that something happened without the person being aware of it.

Synonyms
- Unknown to
- Unaware
- Without knowledge of