Does Grumpy Mean Angry?

When your friend suggests a restaurant but you're in a bad mood so you say “That's a stupid restaurant” — even though you don't really mind it — then you're being grumpy, meaning irritable or grouchy. There are all kinds of reasons for feeling grumpy: maybe you're tired or annoyed or you have a headache.

What is a grumpy person called?

Grouch quickly spawned a verb, as well as the accompanying adjective grouchy. Today, we use grouch more commonly as a noun to refer to a person who is habitually in a bad mood, and this is the sense that inspired the naming of both Oscar and Groucho.

What is the correct meaning of grumpy?

surly or ill-tempered; discontentedly or sullenly irritable; grouchy.