keep in shape

US /kiːp ɪn ʃeɪp/

UK /kiːp ɪn ʃeɪp/

1.

to stay physically fit and healthy

:

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She exercises regularly to keep in shape.

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It's important to eat well and keep in shape.

:

stay fit stay healthy maintain fitness be in good condition exercise regularly

:

shaped shape shapely keep keep on keep to keep in