(simile, colloquial) Extremely hot (all senses)

plural of hot ticket

Admission to an event, when particularly desirable or hard to obtain. / (by extension) A thing that is currently enjoying great popularity.

Easily angered or excited

impetuous and rash; hot-headed

hot seat

The heated cathode of a thermionic valve

preheated air blown into a blast furnace

A container, normally of stainless steel, and sometimes portable, in which cooked food may be kept warm until being served; sometimes fitted with a bain marie

(obsolete) A hangover.