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

Master the word "SILLY" in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource.

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 as a rational being …

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 because I made a silly …

As a bouncing putty, Silly Putty is noted for its unusual characteristics. It bounces when dropped from a height, but breaks when struck or stretched sharply; it can also float in a liquid and will form a puddle …

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

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

Oct 22, 2025 · Silly Season for 2026 is already pretty far along, and while we've done many singular features on who's going where, it's time to roll out the master list and get the full look. We have …

Jan 4, 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