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English definition of “log on”

log on

(also log in)
verb phrasal verb with log  /lɔɡ, lɑɡ/ (-gg-) us  
to start using a computer system or program by giving a password (= a secret word by which the system recognizes an approved user): About 40,000 gamers have been logging on every day since the website appeared last month.
(Definition of log on from the Cambridge Academic Content Dictionary © Cambridge University Press)
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