Marbles

/ˈmɑːr.bəlz/

Synonyms

  • balls
  • mental health
  • orbs
  • spheres

Slang Meanings

To be crazy or act irrationally.
After he quit his job without a backup plan, everyone said he lost his marbles.
Referring to guts or courage.
It takes a lot of marbles to pull off a stunt like that.