sulky
adjectiveUK /ˈsʌlki/
US /ˈsʌlki/
Being sulky means you are grumpy and quiet because you did not get what you wanted.
Tommy got sulky when his mom said he couldn't have another cookie.
OTHER MEANINGS
2. A sulky is a small light cart with two wheels that one person sits in, often pulled by a horse.
The farmer rode in a sulky behind his horse.
3. Moving slowly and heavily, like a vehicle that is hard to pull.
The old cart was sulky and slow on the muddy road.
4. Showing bad temper by staying silent and refusing to join in.
She sat sulky in the corner after losing the game.