streamful noun 2adjective 1forms 3 noun2 •Enough to fill or make up a stream.Our house was hot for him (not for us) , and his sweat glands would produce perspiration by the streamful. — 1958 •A quantity that streams.Orr depended for sustenance on the streamful of smallfry created by Providence to feed the imperishably hopeful debtor. But even these waters sometimes ran sterile. — 1927 adjective1 •(literary) Abounding in streams, or in water.Thus like a ship, despoiled of her sails, Shov'd by the wind against the streamful tide, This way the one, that way the other hales, Now tow'rds this shore, and now tow'rds that doth ride, — 1595 formsstreamfuls · more streamful · most streamful