排はい気き管かんはいきかんMeanings1nounexhaust pipeTechnical term for a pipe that carries exhaust gases from an engine or machine. The cross-reference エキパイ (exhaust pipe) is a common loanword synonym.See also: エキパイ車くるまの排はい気き管かんから白しろい煙けむりが出でている。White smoke is coming out of the car's exhaust pipe.