(MTE, slang) To get riled up about something, or to be in a state of anger. / Very agitated, angry or impassioned. / (usually not comparable) Made warm or hot by some means.

(biology) in estrus; receptive to mating

Archaic spelling of heat.

Archaic spelling of heat.

(military) Acronym of high explosive antitank: a munition using a high explosive shaped charge to breach armour.

plural of heating

(rare) Hot.

A situation has reached a point of great commotion, energy, or activity.

plural of humid heat

Third-person singular simple present indicative form of heat up