Male seamen or sperm.
Cover your eyes baby ! Im about to uncork and cover your belly with man seed !
ayon kay Tim McQuaig ika-09 ng Disyembre, 2006
1 more definition
Male ejaculate containing sperm.
As the bukkake session ended, the woman's face was all covered in manseed.
ayon kay Anonymous ika-28 ng Oktubre, 2002