The tide at its fullest, when the water reaches its highest level.(noun)
The time at which this tide occurs. Also called high water.(noun)
A point of culmination; a climax.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "high tide" in a sentence
"They found a good spot beyond the square bulk of the Hotwells House, which stood on a rock shelf just above the high tide mark where the Avon Gorge terminated."
"It is barely dawn and high tide when Harry Cory Wright, Adam Nicolson and I set out from nearby Brancaster Staithe with John Brown, the Scolt Head Nature Warden, in his open wooden motor boat, heading up the channel through Brancaster Marshes towards Scolt Head and the open sea."
"At high tide and with a swift current, even the wariest boatman can have his craft smashed asunder in the mill race that forms between the bridge supports."