排はい水すい芯しんMeaningsNoun1. toilet drain outletKanji used排discharge水water芯wickComposed of排はい水すいdrainage; draining; pumping out (water); sewerage; displacementNoun芯しんwick; marrow; staple (for stapler); (pencil) lead; stuffing; pith; core; heart; centre; center; …Noun