The meaning of grim is stern or forbidding in action or appearance. How to use grim in a sentence. Definition of grim adjective in oxford advanced learner's dictionary.
See examples of grim used in a sentence. If a person or their behaviour is grim, they are very serious, usually because they are worried about something. Jan 28, 2026verb grim (third-person singular simple present grims, present participle grimming, simple past and past participle grimmed) (transitive, rare) to make grim;
Discover expressions like "paint a grim picture", "the grim reaper", "hold. Grim (grim), adj., grim•mer, grim•mest.