hold down the fort

hold down the fort (third-person singular simple present holds down the fort, present participle holding down the fort, simple past and past participle held down the fort)

1. (chiefly US) Alternative form of hold the fort

• “hold down the fort”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “hold down the fort”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present.