tide over

verb

1. To support or sustain (someone), especially financially, for a limited period.

   “Could you lend me ten pounds to tide me over till payday?”

   “Would a small snack tide you over until dinner?”

2. To endure; weather.

   “I had a certain grim pleasure in reading letters from two or three literary men, asking for work ‘as secretary or companion,’ or failing that, for the loan of a little cash to ‘tide over present difficulties.’”

   “In responding, J. P. Knight, the Traffic Manager, emphasised the company's desire to meet the wants of Brighton in every way and to develop traffic, while the question of a reduction in fares would be considered as soon as they had tided over their most pressing difficulties.”