Find Antonyms
logon Antonyms
Opposite of logon
Because the opposite of logon shifts with each meaning, the 8 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
• noun (Context 1)
The act or process of gaining access to a computer system, network, or application by entering user credentials such as a username and password.
Usage Example
"The system administrator locked the account after three failed logoff attempts."
Strongest
logoff
logout
sign-off
sign-out
• verb (Context 2)
To gain access to a computer system, network, or online account by entering identifying credentials (usually written as two words, 'log on').
Usage Example
"Users must log off to the secure portal before downloading confidential documents."
Strongest
log off
log out
sign off
sign out
Similar words to logon
Words similar to logon shift depending on context. Common synonyms include:
login
log on
log in
sign on
sign-on
sign-in
sign in
Cite this Entry
Wordmom. (2026). Antonyms for Logon. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/logon