A capon is a male chicken that has had its sex organs removed and has been specially fattened up to be eaten. a male chicken that has had its sex organs removed to make it grow big and fat (capo)
[ 'kA-"pän, -p&n ] (noun.) before 12th century. Middle English, from Old English capun, probably from Old North French capon, from Latin capon-, capo; akin to Lithuanian kapoti to mince, Greek koptein to cut.