batten down the hatches

US /ˈbæt.ən daʊn ðə ˈhætʃ.ɪz/
UK /ˈbæt.ən daʊn ðə ˈhætʃ.ɪz/
"batten down the hatches" picture
1.

to prepare for a difficult or dangerous situation

:
With the storm approaching, we need to batten down the hatches and secure everything.
The company is facing tough economic times, so they're battening down the hatches by cutting expenses.