The meaning of SILLY is exhibiting or indicative of a lack of common sense or sound judgment. How to use silly in a sentence. Synonym Discussion of Silly.

/ ˈsɪl·i / Add to word list showing a lack of thought or judgment; not serious and not showing much intelligence: a silly grin

Silly describes something that can't be taken seriously. You might not mind telling silly jokes, but you don't want to be told a project you've worked hard at is silly. Silly originally meant “happy,” which …

Having or exhibiting a lack of good judgment or common sense; foolish. See Synonyms at foolish. 2. Lacking seriousness or responsibleness; frivolous: indulged in silly word play; silly pet names for …

Definition of silly adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Apr 17, 2026 · Adjective silly (comparative sillier, superlative silliest) Laughable or amusing through foolishness or a foolish appearance. They were laughing at a silly joke. silly grin

" Silly " is a song written by Fritz Baskett, Clarence McDonald and Deniece Williams and performed by Williams.

SILLY definition: weak-minded or lacking good sense; stupid or foolish. See examples of silly used in a sentence.

Silly definition: Having or exhibiting a lack of good judgment or common sense; foolish.

Silly means behaving or speaking in a playful, foolish, or lighthearted manner that is not serious or sensible. It often involves engaging in humorous or nonsensical acts or jokes.