Definition

1. Verb (transitive):

   • To overwhelm or astonish the mind: To cause someone to be overcome with amazement or confusion, often to the point of being unable to think clearly.
   • To startle or alarm: To frighten or surprise someone suddenly.

2. Verb (intransitive):

   • To hesitate or be daunted: To show hesitation, fear, or reluctance when faced with a difficulty or a daunting task.
   • To make a mistake due to clumsiness or confusion: To bungle or act in a clumsy, awkward manner.

Usage and Examples

• Transitive verb (to overwhelm the mind):

  • The sheer complexity of the quantum physics equation boggles the mind.
  • The idea that we are alone in the universe boggles me.

• Transitive verb (to startle):

  • The sudden noise from the dark alley boggled the cat, making it jump. (This usage is less common in modern English.)

• Intransitive verb (to hesitate):

  • Many investors boggle at the risks involved in such a volatile market.
  • She didn't boggle for a second before accepting the challenging assignment.

• Intransitive verb (to act clumsily):

  • He boggled with the keys, dropping them twice before unlocking the door.

Advanced Usage and Patterns

• "to boggle the mind": An extremely common idiom meaning to be astonishing, incredible, or difficult to comprehend.

  • The amount of data processed every second by the internet truly boggles the mind.

• "to boggle at something": To be hesitant or shocked by something.

  • Even seasoned critics boggled at the film's bizarre plot twist.

Variants and Related Words

• Mind-boggling (adjective): So extraordinary or immense as to be overwhelming to think about.

  • The project required a mind-boggling amount of coordination.

• Boggler (noun, informal): Something that causes astonishment or confusion.

  • That final puzzle was a real boggler.

Synonyms

• Astonish: To fill with sudden wonder or amazement.
• Flabbergast: To overwhelm with shock, surprise, or wonder.
• Hesitate: To pause before saying or doing something, especially through uncertainty.
• Falter: To start to lose strength or momentum; to waver.

Phrasal Verbs / Common Collocations

• Boggle at: To show reluctance or astonishment regarding something.
  • I boggle at the thought of climbing that mountain without proper gear.

Related Idioms

• The mind boggles: Used to express that something is too amazing or confusing to fully understand. Often used impersonally.
  • How they built the pyramids? The mind boggles.

Verb

1. overcome with amazement
   • This boggles the mind!
2. hesitate when confronted with a problem, or when in doubt or fear
3. startle with amazement or fear