Meaning of the word "heating up" in English

What does "heating up" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

heating up

US /ˈhiːtɪŋ ʌp/
UK /ˈhiːtɪŋ ʌp/

Phrasal Verb

1.

to become warmer or hotter, or to make something warmer or hotter

Example:
The oven is heating up, so we can put the pizza in soon.
The weather is really heating up this week.
2.

to become more intense, exciting, or active

Example:
The debate is really heating up now.
Things are starting to heat up in the competition.