silly
1. [ adjective ] pungent adjectives of disesteem
Synonyms: wacky cockamamy sappy unreasonable goofy whacky zany cockamamie
Examples:

"gave me a cockamamie reason for not going" "wore a goofy hat" "a silly idea" "some wacky plan for selling more books"

Related terms: colloquialism foolish
2. [ adjective ] (informal terms) "gave me a cockamamie reason for not going"
Synonyms: wacky fool goofy sappy cockamamy zany unreasonable cockamamie
Examples:

"wore a goofy hat" "a silly idea" "some wacky plan for selling more books"

Related terms: foolish
3. [ adjective ] lacking seriousness; given to frivolity
Synonyms: dizzy light-headed featherbrained giddy empty-headed airheaded
Examples:

"a dizzy blonde" "light-headed teenagers" "silly giggles"

Related terms: frivolous
4. [ adjective ] lacking seriousness; given to frivolity
Synonyms: dizzy light-headed featherbrained giddy empty-headed lightheaded airheaded
Examples:

"a dizzy blonde" "light-headed teenagers" "silly giggles"

Related terms: frivolous
5. [ adjective ] (informal) dazed from or as if from repeated blows
Synonyms: slaphappy punch-drunk
Examples:

"knocked silly by the impact" "slaphappy with exhaustion"

Related terms: colloquialism confused
6. [ adjective ] inspiring scornful pity
Synonyms: ridiculous pathetic
Examples:

"how silly an ardent and unsuccessful wooer can be especially if he is getting on in years"- Dashiell Hammett

Related terms: undignified
7. [ noun ] a word used for misbehaving children
Examples:

"don't be a silly"

Related terms: child
Similar spelling:   sill
  silo
  sial
  Sialia