mammoth jack: meaning, definition, pronunciation and examples
Low (Specialist/Technical)Technical/Agricultural/Horsemanship
Quick answer
What does “mammoth jack” mean?
A large male donkey (jack) bred specifically for its size and strength, typically resulting from crossing a male donkey with a female draft horse.
Audio
Pronunciation
Definition
Meaning and Definition
A large male donkey (jack) bred specifically for its size and strength, typically resulting from crossing a male donkey with a female draft horse.
Refers to the specific breed or type of large draft donkey developed in the United States primarily for breeding mules, known for its impressive stature and power. Can also be used metaphorically to describe something exceptionally large or robust for its kind.
Dialectal Variation
British vs American Usage
Differences
The breed was developed in the United States and the term is far more common and established in American English, particularly in historical and agricultural contexts of the 19th and early 20th centuries. In British English, it is a highly specialised term used primarily by equestrian specialists or historians.
Connotations
In the US, it carries historical connotations related to the expansion of agriculture, mining, and transportation in the 1800s. In the UK, it is often seen as an Americanism or a specific technical term.
Frequency
Exceedingly rare in British everyday speech. Low but more recognisable in specific American regional or historical contexts.
Grammar
How to Use “mammoth jack” in a Sentence
breed a mammoth jackuse a mammoth jack to sire mulesthe size of a mammoth jackVocabulary
Collocations
Examples
Examples of “mammoth jack” in a Sentence
verb
British English
- [Not used as a verb]
American English
- [Not used as a verb]
adverb
British English
- [Not used as an adverb]
American English
- [Not used as an adverb]
adjective
British English
- [The compound noun is not used adjectivally. One might say 'mammoth jack stock' or 'mammoth jack breeding']
American English
- [The compound noun is not used adjectivally. One might say 'mammoth jack genetics' or 'mammoth jack stud']
Usage
Meaning in Context
Business
Extremely rare; potentially in very specialised livestock breeding or sales.
Academic
Used in historical, agricultural, or zootechnical papers discussing equine breeding, American frontier history, or mule production.
Everyday
Virtually never used in everyday conversation outside of specific rural communities with a history of mule breeding.
Technical
Standard term in equine science, livestock breeding, and historical agriculture for the specific breed of large donkey used to produce heavyweight mules.
Watch out
Common Mistakes When Using “mammoth jack”
- Confusing it with a mule (the hybrid offspring). A mammoth jack is a purebred donkey. Using 'mammoth' as a separable adjective (e.g., 'a mammoth-sized jack'). Capitalising incorrectly (it's not always capitalised unless part of the full breed name 'American Mammoth Jack').
FAQ
Frequently Asked Questions
No, it is a breed of donkey. 'Mammoth' in the name refers only to its large size, not to any relation to the prehistoric animal.
A mammoth jack is a purebred, large male donkey. A mule is the sterile hybrid offspring of a male donkey (like a mammoth jack) and a female horse.
It is a specialist term. It is well-known within historical agricultural circles and among mule breeders but is very rare in general modern English.
This would be a highly unusual and potentially humorous or rude metaphorical extension. It is not a standard figurative usage.
A large male donkey (jack) bred specifically for its size and strength, typically resulting from crossing a male donkey with a female draft horse.
Mammoth jack is usually technical/agricultural/horsemanship in register.
Mammoth jack: in British English it is pronounced /ˈmæməθ dʒæk/, and in American English it is pronounced /ˈmæməθ dʒæk/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[None specific to this term]”
Learning
Memory Aids
Mnemonic
Imagine a MAMMOTH (huge) prehistoric creature, but it's actually a JACK (male donkey). Think: a donkey as big as a mammoth.
Conceptual Metaphor
SIZE IS POWER / HERITAGE IS VALUE. The 'mammoth' metaphor emphasises immense size and strength, framing the animal as a foundational, powerful asset for breeding.
Practice
Quiz
What is a 'mammoth jack' primarily used for?