Definition of hook, line, and sinker in English:

hook, line, and sinker

Used to emphasize that someone has been completely deceived or tricked: he fell hook, line, and sinker for this year’s April Fool joke
[with allusion to the taking of bait by a fish]
More example sentences
  • Mr Peters has fallen for that, hook, line, and sinker.
  • What is a good deal more disturbing is that U.S. and international media outlets consistently swallowed the opposition's unlikely claims of certain victory hook, line, and sinker.
  • I think that she fell prey to someone much more powerful and more cunning than she was and believed everything he said hook, line, and sinker, and she's a victim of crime, the way I see it.
Synonyms
See parent entry: hook

Definition of hook, line, and sinker in:

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Word of the day humoresque
Pronunciation: ˌhjuːməˈrɛsk
noun
a short, lively piece of music