Meanings
Supposedly originated in the 19th-century Royal Navy as a waking call.[1]
How to pronounce "show a leg":
AU
To wake up and get out of bed.
Example: "Show a leg or you’re going to be late."
Example Sentences
1
I heard the first call for breakfast. It's time to show a leg and get out of bed.
2
The soldiers were ordered to show a leg and prepare for the morning inspection.
3
The teacher told the students to show a leg and be ready for the surprise quiz.
4
I was already in my pajamas when the doorbell rang. I had to quickly show a leg and answer it.
5
The dog barked loudly, and it was enough to make everyone in the house show a leg and investigate.