Unbeknown — synonyms, definition

1. unbeknown (Adjective)

unbeknownst

unbeknown (Adjective) — (usually used with 'to') occurring or existing without the knowledge of. ex. "a crisis unbeknown to me"

2. unbeknown (Adverb)

unbeknown (Adverb) — Without someone's knowledge. ex. "unbeknown to me, she made all the arrangements"