† ˈmestful,a.Obs.rare. [f. L. mæst-us sad + -ful.] = mestive. 1577T. Kendall Flowers of Epigrammes F v, Emong all other birds, moste mestfull birde am I.1598Tofte Alba (1880) 17 Vnto whom shall I (now) dedicate This mestfull verse, this mournfull Elegie?