boiling point

[boiling point] {n.} 1. The temperature at which a liquid boils.

The boiling point of water is 272 Fahrenheit.

2. The time when you become very angry.

He has a low boiling point.

After being teased for a long time, John reached the boiling point.

When John made the same mistake for the fourth time, his teacher reached the boiling point.

Compare: BLOW UP (1b), MAKE ONE'S BLOOD BOIL.