literally to push a boat with the current; to use a favorable situation or a suggestion from others to achieve one's own goals with little effort

to do someone a favor without any extra effort, or to help someone by taking advantage of a situation that already exists; literally "a favor following the current of the water"

Literally "to push the boat with the current"; used to describe acting in a way that takes advantage of favorable circumstances for one's own benefit or to achieve a goal with ease

to take advantage of a favorable situation; to do something easily by following the trend