noun
marbles
noun
1
A children's game played by flicking small glass or stone balls, or the balls themselves.
"They played marbles at recess every day."
2
(informal) One's sanity or good sense.
"After that stunt, people started to wonder if he'd lost his marbles."
How to Use Marbles
Learner’s notesIn plain EnglishThe classic playground game, or informally, someone's sanity.
Common pairings
lose your marbles
a game of marbles
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Fill the Gap
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They played _____ at recess every day.