the offspring of a male donkey and a female horse, typically sterile, a stubborn or hard-to-control person, a slipper that has no fitting around the heel

kick like a mule, work like a mule, dead as a doornail

Formal and Informal Expressions of mule

In different contexts, you can replace 'mule' with suitable alternatives. In a more formal setting, 'hybrid' is apt. In informal speech or writing, 'stubborn person' is a commonplace synonym.

mule: Explore its Definition & Usage

mule Definition

1the offspring of a male donkey and a female horse, typically sterile
2a stubborn or hard-to-control person
3a slipper that has no fitting around the heel

Using mule: Examples

Take a moment to familiarize yourself with how "mule" can be used in various situations through the following examples!

Example
The mule is a hybrid animal.
Example
He can be a real mule when he wants to be.
Example
She slipped on her mules and headed out the door.

mule Synonyms and Antonyms

Synonyms for mule

hybrid
jackass
obstinate person
slip-on shoe

Phrases with mule

kick like a mule
to kick very hard
Example
Be careful around that horse, it kicks like a mule.
work like a mule
to work very hard
Example
I've been working like a mule all week to finish this project.
dead as a doornail
completely dead or lifeless
Example
The battery in my phone is dead as a doornail.

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Summary: mule in Brief

A 'mule' [myool] can refer to the offspring of a male donkey and a female horse, a stubborn person, or a type of slipper. The hybrid animal is typically sterile, while the term 'mule' for a person implies stubbornness or difficulty in control. 'Mule' also refers to a slipper without a heel fitting. Phrases include 'kick like a mule' and 'work like a mule,' both denoting hard work.