Definition of “double up” - English Dictionary

british dictionary

“double up” in British English

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double up

phrasal verb with double uk /ˈdʌb.əl/ us /ˈdʌb.əl/ verb [ I or T ]

(Definition of “double up” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“double up” in American English

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double up

phrasal verb with double us /ˈdʌb·əl/ verb [ I/T ]

to share something, esp. a room, with someone else:

The two boys will have to double up in the front bedroom.

(Definition of “double up” from the Cambridge Academic Content Dictionary © Cambridge University Press)