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Occurring or existing without being known; unknown: a crisis unbeknown to us.

[un- + obsolete beknown, known (from Middle English beknowen, past participle of beknowen, to get to know, from Old English becnāwan : be-, be- + cnāwan, to know; see know).]


(ˌʌnbɪˈnəʊn) or


(foll by: to) without the knowledge (of a person): unbeknown to him she had left the country.
rare (usually foll by: to) not known (to)
[C17: from the archaic beknown known; see be-, know]


(ˌʌn bɪˈnoʊn)

also un•be•knownst


unknown; without one's knowledge (usu. fol. by to).
[1630–40; un-1 + beknown (late Middle English beknowe, past participle of beknowen); see be-, known]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.unbeknown - (usually used with `to') occurring or existing without the knowledge ofunbeknown - (usually used with `to') occurring or existing without the knowledge of; "a crisis unbeknown to me"; "she had been ill for months, unbeknownst to the family"
unknown - not known; "an unknown amount"; "an unknown island"; "an unknown writer"; "an unknown source"
Adv.1.unbeknown - without someone's knowledgeunbeknown - without someone's knowledge; "unbeknownst to me, she made all the arrangements"


[ˌʌnbɪˈnəʊn] unbeknownst [ˌʌnbɪˈnəʊnst] ADJ unbeknown to mesin yo saberlo


[ˌʌnbɪˈnəʊn] unbeknownst [ˌʌnbɪˈnəʊnst] adv
unbeknown to sb, unbeknownst to sb → à l'insu de qn
unbeknown to me → à mon insu


advohne dass es jemand wusste; unbeknown to meohne mein Wissen; unbeknown to his fatherohne Wissen seines Vaters


[ˌʌnbɪˈnəʊn] unbeknownst [ˌʌnbɪˈnəʊnst] adv (old) unbeknown toall'insaputa di
unbeknown to me → a mia insaputa
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References in classic literature ?
Had a lion or a leopard sought sanctuary in the interior, unbeknown to the sentries?
'A man of the name of Jerry, sir,' said Short, turning from his selfish colleague to their new acquaintance, 'wot keeps a company of dancing dogs, told me, in a accidental sort of way, that he had seen the old gentleman in connexion with a travelling wax-work, unbeknown to him.
But to drag out a ignoble existence unbeknown to mankind in general--patience!
I have admired you at a distance; and if I have come to town sometimes, with long times between, to take a proud peep at you, I have done it unbeknown, my love, and gone away again.'
'I should like to be the captain of some band, and have the whopping of 'em, and follering 'em about, unbeknown to themselves.
- alive in the same land with them, and that's had such sure information of him when he was alive in another land, as that he couldn't and shouldn't leave it unbeknown and put them in danger.
I know what a friendly heart you've got; but having only known me on my umble footing (on my umblest I should say, for I am very umble still), you might, unbeknown, go against me rather, with my Agnes.
Unbeknown, the monster eediot crawled tull the door an' brayed after hus fashion ot the sun.
Mr Butler said: "Unbeknown to us a fine thread was woven through everyone involved at that time and we are all connected."
''Unbeknown to my children I was staying outside and returning home when they were already in bed.
Unbeknown to them, Gemma and Gorka were in the same location in the Bahamas at the same time years earlier and only realised when sharing travel stories.
Unbeknown to me I had broken my leg and could hardly walk.