on-hook

adjective

Describing the state of a telephone (or similar device) when it is available but not in use.

Opposite
off-hook
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Meanings

adjectiveon-hook (not comparable)
  1. not comparableDescribing the state of a telephone (or similar device) when it is available but not in use.
  2. broadlynot comparableDescribing the idle state of a subscriber or PBX user loop.

Synonyms & antonyms

Opposite
off-hook
Cite this entry
APA

on-hook. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/on-hook

MLA

“on-hook.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/on-hook. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “on-hook,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/on-hook.

Source: on-hook on Wiktionary, CC BY-SA 4.0.