stupid, dull, dense, crass, dumb mean lacking in power to absorb ideas or impressions. stupid implies a slow-witted or dazed state of mind that may be either congenital or temporary.

STUPID definition: lacking ordinary quickness and keenness of mind; slow-witted. See examples of stupid used in a sentence.

STUPID definition: 1. silly or unwise; showing poor judgment or little intelligence: 2. annoying, or causing a…. Learn more.

Need a sharper way to say stupid? Get 100 vivid alternatives, from playful to cutting, and find the perfect word for any tone.

Stupidity is a lack of intelligence, understanding, reason, or wit, an inability to learn. It may be innate, assumed or reactive. The word stupid comes from the Latin word stupere. Stupid characters are often used for comedy in fictional stories.

If you say that someone or something is stupid, you mean that they show a lack of good judgment or intelligence and they are not at all sensible. I'll never do anything so stupid again. I made a stupid mistake.

The word comes from a Latin adjective that means “amazed or stunned,” and stupid people are stunned by everything because their minds are numb. You can make a stupid mistake when you’re not thinking, and you can call someone stupid if you’re feeling cruel, like “Hey, Stupid.”