Politically, she tends to 'go against the tide' on her college campus. [=she tends to have different political opinions than most people on her college campus]
He became involved in social issues at the 'high tide' of the civil rights movement. [=at the most active and important time of the civil rights movement]
The team was on a losing streak, but then 'the tide turned' [=their luck changed] and they went on to win the championship.
(..) You have a beautiful house. Thank you. Pool's a little cold, but it's very expensive to heat, so... I think I'm gonna goin and check the tide tables 'cause I'm gonna take the boat out early in the morning. - You should come. - I would love to. We sold the boat. (..)2011 Friends with Benefits