To keep up Meaning, Definition & Usage

Definitions
  1. . (a) To maintain; to prevent from falling or diminution; as, to keep up the price of goods; to keep up one's credit . (b) To maintain; to continue; to prevent from ceasing . "In joy, that which keeps up the action is the desire to continue it."
Definitions
  1. to remain unsubdued; also, not to be confined to one's bed.

Webster 1913