tide

1 tide /ˈtaɪd/ noun
plural tides
1 tide
/ˈtaɪd/
noun
plural tides
Britannica Dictionary definition of TIDE
1 
a  [count] : the regular upward and downward movement of the level of the ocean that is caused by the pull of the Sun and the Moon on the Earth
— see also ebb tide, flood tide, high tide, low tide, riptide
b  [singular] : the flow of the ocean's water as the tide rises or falls
2 
[singular] : the way in which something is changing or developing
3 
[singular] : something that increases over time — + of

go/swim with/against the tide

◊ If you go/swim with/against the tide, you think or behave in a way that agrees/disagrees with how most other people think or behave.
2 tide /ˈtaɪd/ verb
tides; tided; tiding
2 tide
/ˈtaɪd/
verb
tides; tided; tiding
Britannica Dictionary definition of TIDE

tide over

[phrasal verb]
tide (someone) over
: to give (someone) what is needed to get through a short period of time