1. the regular rise and fall of ocean water levels caused by the gravitational pull of the moon and sun
2. a powerful surge or trend of events, emotions, or opinion

1. to carry through a difficult period
Usage: usually used with ‘over’

Examples

• The tide comes in twice a day at this beach.
• We collected shells during low tide.
• High tide made the waves crash against the rocks.
• There was a rising tide of public anger about the new law.
• The tide of battle turned in our favor.
• This small loan should tide us over until payday.
• Can you tide me over with twenty dollars?
• The emergency supplies will tide the town over during the storm.