Meanings
untrust1
plural untrusts
- uncountableusuallyLack or absence of trust; mistrust.
I would like to remind you that it is untrust not distrust, that it is fear and, in a way, natural.
2013, Osho International Foundation, I Say Unto You: Jesus: Son of God or Mystic?3 more examples
Alternatively, untrust corresponds to the space between distrust and trust, in which an agent is positively trusted, but not sufficiently to cooperate with.
2006, Matthias Klusch, Michael Rovatsos, Terry R. Payne, Cooperative Information Agents XThe absence of trust is sometimes called untrust (Marsh and Dibben, 2005). As most of the trust literature focuses on the positive aspect of trust, it is restricted to the simple dichotomy between trust and untrust.
2009, Kai Rannenberg, Denis Royer, André Deuker, The Future of Identity in the Information SocietyI almost have a feeling of trust, and then have an untrust feeling; she is only happy when I pay something for her.
2023, Derward Rollison, The Ups and Downs in Life - uncountableusuallyengineeringThe zone representing everything that originates outside of the firewall.
The untrust zone is designed typically for the Internet or other undesirable places.
2011, Thomas W Shinder, The Best Damn Firewall Book Period, page 9742 more examples
You have only two zones (admins and untrust), so there are two intra-zone policy contexts (admins to admins and untrust to untrust ) and two inter-zone policy contexts ( admins to untrust and untrust to admins ) .
2011, Walter J. Goralski, Cathy Gadecki, Michael Bushong, JUNOS OS For Dummies, page 219In this example, we enable AppTrack in the trust and untrust zone, along with a syslog server to send the logs to our STRM at 192.168.1.20.
2013, Brad Woodberg, Rob Cameron, Juniper SRX Series, page 872
untrust2
comparative more untrust · superlative most untrust
- archaicFaithless; distrustful.
present singular third person untrusts · participle present untrusting · participle past untrusted · past untrusted
- To fail to trust; to distrust.
Material or labor trusted in one State would have to untrust itself at crossing into the next .
1897, William Louis Bass, The Force of Circumstances, page 102 more examples
As to pray and not to trust, so to trust and not to expect, to trust and then to murmur, to trust and to untrust, whiles we are speaking, to get the soul to put it selfe upon Christ , and before we have done speaking, to pluck of the soul againe, to deface our own fealing, to cast away our confidence, this is ill, very ill .
1656, Obadiah Sedgwick, The Humbled Sinner Resolved what He Should Do to be Saved, page 228upon the verity thereof I am content to die, and ready to lay down my life; and hope your charity to me a dying man, will be such as not to untrust me therein; especially since it is notoriously adminiculate by act of secret Council , and yet denied upon oath by the principal officers of state present in Council at the making of said act, and whom the act bears to have been present;
1874, John Howie, The Scots Worthies, page 277 - engineeringTo mark or flag (something) as untrustworthy.
To untrust one document, you have to untrust them all.·
2010, Bill Jelen, Rev Up to Excel 2010: Upgraders Guide to Excel 2010, page 272 more examples
[…] to untrust (if delete is not possible) a certificate from macOS using Keychain Access.
2019, Herong Yang, PKI Tutorials - Herong's Tutorial Examples, page 152Indeed, when a node catches a malicious one, it will try to untrust it, and so the others who did not identify the malicious nodes as wicked will be more and more suspicious.
2022, Emilien Bourdy, Marwane Ayaida, Hace\ne Fouchal, “Misbehavior Verification on Cooperative Intelligent Transpor System”, in Frank Phillipson, Gerald Eichler, Christian Erfurth, editor, Innovations for Community Services, page 193
Synonyms & antonyms
Origin
untrust · noun
- Middle Englishuntrust
- Englishuntrust
From Middle English untrust, untrost, untrist, likely from un- + trust. Cognate with Icelandic útraust (“untrust”). Compare also Swedish otro (“lack of faith, disbelief”).
More words from Middle English
Full word history & related roots →untrust · adjective, verb
- Old Norseútraustr“untrustworthy”
- Middle Englishuntrust
- Englishuntrust
From Middle English untrust, untriste, probably from Old Norse útraustr (“untrustworthy”). Cognate with Icelandic útraustur.
More words from Middle English, Old Norse
Full word history & related roots →Rhymes & wordplay
Rhymes with untrust
Cite this entry
untrust. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/untrust
“untrust.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/untrust. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “untrust,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/untrust.
Source: untrust on Wiktionary, CC BY-SA 4.0.