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

1 day ago · 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 …

If you say that someone or something is silly, you mean that they are foolish, childish, or ridiculous. My best friend tells me that I am silly to be upset about this. You silly boy; why did …

Nov 29, 2025 · silly (comparative sillier, superlative silliest) Laughable or amusing through foolishness or a foolish appearance. quotations They were laughing at a silly joke. silly grin

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

Foolish, as an epithet of contempt; characterized by weakness or folly; manifesting want of judgment or common sense; stupid or unwise: as, a silly coxcomb; a silly book; silly conduct.

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

Dec 5, 2016 · Some common synonyms of silly are asinine, fatuous, foolish, and simple. While all these words mean "actually or apparently deficient in intelligence," silly suggests failure to act …

Do I look silly in this hat? It's obvious they're in love, so it's silly of them to pretend otherwise. It would be silly not to accept the offer of help. Darren! Stop being silly. I failed the exam …