MEANING: noun: A rash, hotheaded person.
adjective: Having a rash, hotheaded temperament.

ETYMOLOGY: Of uncertain origin. Earliest documented use: 1403.

HOPS PUR ® - brand name known to artisanal brewers; its whose slogan is "It makes your beer better!"

HOT'S P.U. - When you sweat, you stink!

HOT, SPURN - to be angry and dismissive at the same time

SHOT SPUR - my rowel is dull, and it won't turn, either