How long will it take to charge this battery up?
•It takes an hour to charge up your battery.
2. Lit. to load or fill something under pressure or with special contents, such as a fire extinguisher. •We had to send the extinguishers back to the factory, where they charged them up.
•How much does it cost to charge up an extinguisher?
3. Fig. to reinvigorate something. •What can we do to charge this story up?
•A murder in the first act would charge up the play.
4. charge something up to someone or something