Dictionary.com
Thesaurus.com
Synonyms

looney

American  
[loo-nee] / ˈlu ni /

adjective

loonier, looniest,

plural

looneys, loonies
  1. a variant of loony.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Ideally, Owens and Erika Kirk could find alignment, and ameliorate some of Owens’ more looney ideas.

From Slate • Dec. 22, 2025

“No one should be playing tennis at 330am. This is looney tunes,” was a sentiment expressed by John Isner on social media and surely shared by others.

From Seattle Times • Jan. 18, 2024

The 21-year-old admits that if he were able to tell his younger self about his achievements, the response would simply be: "Who's this looney?"

From BBC • Aug. 26, 2023

The committee didn't mention it in the hearing but it's worth noting how Powell and Flynn came up with this looney idea.

From Salon • Jul. 13, 2022

I could only hope I was wrong about this, even with as looney as Pita was acting—she kept conversing with the beast as we made our way down the road.

From "Summer of the Mariposas" by Guadalupe García McCall