to sign in
Pronunciation
/ˌsaɪn ˈɪn/

Definition & Meaning of "sign in"in English

to sign in
01

to enter a username and password in order to gain access to a website, computer, etc.

Transitive
to sign in definition and meaning
Grammatical Information
Action verb
Regular
Present tense
sign in
3rd person singular
signs in
Past simple
signed in
Past participle
signed in
Examples
After you sign in, you'll have access to exclusive content.
02

announce one's arrival, e.g. at hotels or airports

to sign in definition and meaning
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