Heat definition

thermal energy

This furnace puts out 5000 BTUs of heat.

That engine is really throwing off some heat.

Removal of heat from the liquid caused it to turn into a solid.
The condition or quality of being hot.

Stay out of the heat of the sun!
An attribute of a spice that causes a burning sensation in the mouth.

The chili sauce gave the dish heat.
A period of intensity, particularly of emotion.

It's easy to make bad decisions in the heat of the moment
An undesirable amount of attention.

The heat from her family after her DUI arrest was unbearable.
The police.

The heat! Scram!
One or more firearms.

He's packing heat.
A fastball.

The catcher called for the heat, high and tight.
A condition where a mammal is aroused sexually or where it is especially fertile and therefore eager to mate.

The male canines were attracted by the female in heat.
A preliminary race, used to determine the participants in a final race

The runner had high hopes, but was out of contention after the first heat.
One cycle of bringing metal to maximum temperature and working it until it is too cool to work further

I can make a scroll like that in a single heat.
A hot spell.

The children stayed indoors during this year's summer heat.

To cause an increase in temperature of an object or space; to cause something to become hot; often with "up".

I'll heat up the water.
to arouse, to excite (sexually)

The massage heated her up.