Idiom Insider The origins, properly sourced
idiominsider.com How we source & date Folk etymologies corrected Established 2026
Index

Idioms

Theatrical
break a leg
An ironic phrase said to performers before they go on stage, wishing them good luck by seeming to wish the opposite.
Unproven1948
Sporting
straight from the horse’s mouth
Information obtained directly from the person or source with the most authority on it, rather than through rumour or second-hand report.
Attested1861
Legal
baker’s dozen
Thirteen of something rather than twelve, the extra item given as a small measure of good faith or generosity.
Attested1614
First recorded 1900s
to 86 something
To get rid of something, refuse a customer service, cancel a plan, or mark a menu item as no longer available.
Origin Unknown1920
First recorded pre-1600
crocodile tears
A display of insincere or feigned sorrow, put on to win sympathy or deflect blame while feeling no genuine grief at all.
Attested1563
First recorded 1900s
the full monty
The full monty means the complete amount, the whole thing, everything that is wanted or expected, with nothing left out.
Origin Unknown1986
First recorded 1900s
cat got your tongue
“Cat got your tongue?” is a teasing question asked of someone who is unexpectedly silent, especially a child with nothing to say.
Origin Unknown1911
Sporting
bring home the bacon
To bring home the bacon is to earn a living or achieve a decisive success, supplying what is needed through one’s efforts.
Folk Etymology1906
First recorded 1900s
riding shotgun
To ride shotgun is to occupy the front passenger seat beside the driver; more broadly, to accompany someone as a protective or supporting second.
Folk Etymology1905
First recorded 1700s
big wig
A bigwig is an important, powerful or high-ranking person, especially one whose self-importance the speaker finds faintly ridiculous.
Attested1772