loon

IPA: ɫˈun

(slang) A crazy or deranged person; a lunatic.
(obsolete) An idler, a lout.
(chiefly Scotland, Ulster) A boy, a lad.
(chiefly Scotland) A harlot; mistress.
(chiefly Scotland) A simpleton.
(Ireland, historical) An English soldier of an expeditionary army in Ireland.
(traffic engineering) A round area of pavement that protrudes from one side of a road to accommodate turning vehicles with a wide turning circle.
(US, Canada) Any of various birds, of the order Gaviiformes, of North America and Europe that dive for fish and have a short tail, webbed feet and a yodeling cry.

Examples of "loon" in Sentences

The man is a loon.
It is the name of the loon.
The walrus is what the loon depends on for survival.
This man was considered as a loon by all the people.
He will, at certain key moments, behave like a loon.
Asylum for Loons is the true name of the madhouse in the film.
The animal at the top of the mask is a loon with a fish in its mouth.
Monsieur D'Arque is the owner of the local madhouse or Asylum for Loons.
If you prefer not to think me a loon, you might want to skip the next part.
The loon like Hesperornis and the seabird Ichthyornis, found in the ancient chalk of a vanished Cretaceous sea.