definition of
tide

[1] #1 tide n. the periodic rise and fall of the sea level under the gravitational pull of the moon. wn

[2] #2 tide n. something that may increase or decrease (like the tides of the sea); "a rising tide of popular interest". wn

[3] #3 tide v. [surge] rise or move forward; "surging waves". wn

[4] #4 tide v. cause to float with the tide. wn

[5] #5 tide n. [lunar time period] there are usually two high and two low tides each day. wn