Definition of "grim" in English

adjective

1. Dismal and gloomy, cold and forbidding.

   • Life was grim in many northern industrial towns.

2. Rigid and unrelenting.

   • His grim determination enabled him to win.

3. Ghastly or sinister.

   • A grim castle overshadowed the village.

4. Disgusting; gross.

   • – Wanna see the dead rat I found in my fridge? – Mate, that is grim!

5. (obsolete) Fierce, cruel, furious.

verb

1. (transitive, rare) To make grim; to give a stern or forbidding aspect to.

noun

1. (MLE, slang, probably a fashionable word around 2006, now dated) A promiscuous woman.

noun

1. (obsolete) Anger, wrath.

2. (obsolete) A specter, ghost, haunting spirit.