Definition:
The phrase "hot up" is a verb that means to become more intense, powerful, or exciting. It can refer to situations, emotions, or even physical temperatures.
Intensifying a Situation:
Physical Heating:
Heat up: This is similar and can be used in the same contexts.
Soup up: This means to make something better or more powerful, especially in terms of performance.
"Hot up" is a versatile phrase that can describe both emotional and physical intensification.