carriage bolt: meaning, definition, pronunciation and examples
C1Technical, Industrial
Quick answer
What does “carriage bolt” mean?
A type of bolt with a domed head and a square shank section beneath the head that prevents it from turning when the nut is tightened.
Audio
Pronunciation
Definition
Meaning and Definition
A type of bolt with a domed head and a square shank section beneath the head that prevents it from turning when the nut is tightened.
A fastener used primarily in woodworking and heavy-duty construction to join materials securely, notable for its self-locking feature once installed.
Dialectal Variation
British vs American Usage
Differences
The term is identical in form and meaning. No significant regional alternative exists, though general awareness may be higher in regions with stronger DIY/construction cultures.
Connotations
Connotes practical construction, durability, and manual work.
Frequency
Low frequency in general discourse, but standard within relevant technical fields in both regions.
Grammar
How to Use “carriage bolt” in a Sentence
VERB + carriage bolt: install, tighten, secure with, useVocabulary
Collocations
Usage
Meaning in Context
Business
Rare, except in procurement or inventory contexts for hardware.
Academic
Used in engineering, materials science, and woodworking textbooks.
Everyday
Used by hobbyists, carpenters, and in DIY instructions.
Technical
Standard term in mechanical engineering, construction, and carpentry.
Vocabulary
Synonyms of “carriage bolt”
Neutral
Weak
Watch out
Common Mistakes When Using “carriage bolt”
- Misspelling as 'carridge bolt' or 'carige bolt'. Using it interchangeably with 'lag bolt' or 'machine bolt'.
FAQ
Frequently Asked Questions
Yes, 'coach bolt' is a common British synonym for 'carriage bolt'.
It's designed for wood. The square shank needs to bite into a softer material like wood to prevent rotation. In metal, a washer or a square hole is required.
You hold the domed head in place (as it has no drive slot) and tighten the nut on the other end with a wrench or socket.
The name likely originates from its common use in constructing horse-drawn carriages and wagon frames in the 19th century.
A type of bolt with a domed head and a square shank section beneath the head that prevents it from turning when the nut is tightened.
Carriage bolt is usually technical, industrial in register.
Carriage bolt: in British English it is pronounced /ˈkærɪdʒ bəʊlt/, and in American English it is pronounced /ˈkærɪdʒ boʊlt/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of an old-fashioned CARRIAGE being held together by sturdy, round-headed bolts. The square 'shoulder' under the head acts like a carriage's stable base.
Conceptual Metaphor
SECURITY AS A LOCKED MECHANISM (The square shank 'locks' the bolt in place).
Practice
Quiz
What is the defining feature of a carriage bolt?