Standard Lemma guide

sign-in

noun · verb · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

The process or an instance of signing in.

Definition source: English Wiktionary via Wiktextract

Usage: attributive, often

Examples

  • Enter your credentials on the sign-in screen.
  • Make sure to verify your contact info immediately after sign-in.
  • Microsoft provides a way to check for all sign-ins by your account: go to "My Sign-ins".

Meaning relationships

Synonyms: login, log-in, logon, log-on, sign-on

Antonyms: logoff, logout, signoff, sign-off, signout, sign-out

2

verb

Meaning 2

Misspelling of sign in.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of, misspelling

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Deverbal from sign in.