hold over

verb

(Of a resource) To support or sustain someone for a limited period.
“These crisps should hold me over until supper.”
To save, delay.
“We will have to hold over these files until tomorrow.”
To remain in office, possession, residency etc., beyond a certain date.
“We should hold over this report until the new department lead comes in.”
To be in a position to harm (someone); to have damaging information on (someone).
“He's holding those allegations over my head.”