roller skate - definition and synonyms

noun [countable] 

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singularroller skate
pluralroller skates
  1. a boot with four small wheels on the bottom used for moving quickly along, especially for fun or as a sport

derived words

roller-skate

 

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verb [intransitive]
present tense
I/you/we/theyroller-skate
he/she/itroller-skates
present participleroller-skating
past tenseroller-skated
past participleroller-skated

roller skating

noun [uncountable]