(For a boat) to go with the current, wind or waves; to cause s.t. to move with the flow of s.t. (as medicine swallowed by drinking down water).
The engine is dead when magpa- is used. You just allow the waves or the current to push your boat.
We can easily row our boat because it is going with the current.
Drink this water in order to take down this medicine.
Just cause your boat to go with the direction of those waves.