What do you mean by taking a bath?

"Bathing" means bathing. "Bathing" is rarely said in modern spoken language, but it was a common word in ancient times.

Student: What do you mean by taking a bath?

Teacher: Just taking a shower.

Student: What about sunbathing? Sunshine is not water, how to wash it?

Teacher: That, that's called dry cleaning.

The boss of the dormitory went to take a shower and brought a thermos bottle. Another roommate said, boss, is a bottle of hot water enough?

The boss said: nothing, I took two pots! Roommate said: that's good!