disco ball

From disco +‎ ball.

• (Received Pronunciation) IPA^(key): /ˈdɪskəʊ ˌbɔːl/
• (US) IPA^(key): /ˈdɪskoʊ ˌbɑːl/, /ˈdɪskoʊ ˌbɔːl/

• Audio (US):

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• Audio (General Australian):

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disco ball (plural disco balls)

1. A suspended rotating mirrored sphere which casts moving spots of light across a room when light is projected on it.

• (a mirrored sphere): glitter ball, glitterball, mirror ball, mirrorball