† proˈmiss,a.Obs.rare. In 7 -isse. [ad. L. prōmiss-us hanging down, prop.pa.pple. of prōmitt-ĕre: see promit v.] Hanging down; long and pendent. 1637Heywood Dial. iv. Wks. 1874 VI. 190, I know him by his promisse beard.1657Tomlinson Renou's Disp. 375 Promisse and not broad leafs.