へそで茶を沸かす

へそで茶(ちゃ)を沸(わ)かす

Other forms:

臍(へそ)で茶(ちゃ)を沸(わ)かす

へそで茶(ちゃ)をわかす

臍(へそ)で茶(ちゃ)をわかす

expressions (phrases, clauses, etc.)idiomatic expression

what a joke!; don't make me laugh!

expressions (phrases, clauses, etc.)Godan verb with 'su' endingidiomatic expression

to split one's sides laughing; to be convulsed with laughter; to boil tea with one's navel (using the heat generated by laughing)