To be in hot water means to be in trouble because of something you have done. It usually means the consequences of a mistake.
The phrase has been used in English since the 1500s. Hot water was often associated with danger or discomfort, so the expression became a way to describe being in a difficult situation.
The phrase has been used in English since the 1500s. Hot water was often associated with danger or discomfort, so the expression became a way to describe being in a difficult situation.
He was in hot water for being late again.