An unincorporated community in Bureau County, Illinois, United States.

A city, the county seat of Wright County, Iowa, United States.

A borough, the county seat of Clarion County, Pennsylvania, United States.

A ghost town in Sanpete County, Utah, United States.

A river in Pennsylvania, a tributary of the Allegheny River.

(music, historical or poetic) A medieval brass instrument chiefly used as a battle signal; related to the trumpet, it had a narrow, straight pipe and a high-pitched, piercing sound.

(by extension) A poetic term referring to the sound of a clarion or any sound resembling its loud, high-pitched note, or it can also refer to an organ stop consisting of pipes with reeds that produce a high-pitched note similar to a clarion.

(heraldry) A charge thought to represent a type of wind instrument, a keyboard instrument like a spinet, or perhaps a rest used by a knight to support a lance during jousting.

(transitive) Announce or herald something clearly, especially to stir or unite people, or to cause a place to echo with a sound like that of a clarion.

(intransitive) To sound a clarion; also, to make a high-pitched, piercing sound like that of a clarion.

Of a sound, a voice, a message, etc.: brilliantly clear.