To support or sustain someone, especially financially, for a limited period.(verb)
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Use "tide over" in a sentence
"Its spirit was so representative of the best that club-life has given us that it made me feel more than ever thankful for Sorosis and for that reserved strength and all-roundedness of resource and character which makes it able to successfully tide over any difficulties."
"Manager of the A.M. E. Book Concern brought before the Conference the financial embarrassment of the Concern and asked that the Conference render whatever aid possible that it might tide over its difficulties."
"Late in the day we coast up toward the island of Papagaran and find ourselves on an ebbing tide over a turquoise reef, unable to get within two hundred yards of land."