Grim (?), a. [Compar. Grimmer (-mer); superl. Grimmest ().] [AS. grim; akin to G. grimm, equiv. to G. & D. grimmig, Dan. grim, grum, Sw. grym, Icel. grimmr, G. gram grief, as adj., hostile; cf. Gr. , a crushing sound, to neigh.]
Of forbidding or fear-inspiring aspect; fierce; stern; surly; cruel; frightful; horrible.
Whose grim aspect sets every joint a-shaking.
Shak
.
The ridges of grim war.
Milton.
Syn.-- Fierce; ferocious; furious; horrid; horrible; frightful; ghastly; grisly; hideous; stern; sullen; sour.
© Webster 1913.