Use 'backwash' to describe water movements caused by boats, particularly in nautical or maritime discussions. Fishermen often notice the backwash when large ships pass by.
Pro Tip 2/3
Engine Impact
Mention 'backwash' when discussing the effect of engines in water, like on a jet ski or motorboat. The jet ski's powerful backwash can disrupt smaller vessels nearby.
Pro Tip 3/3
Not Always Negative
'Backwash' doesn't always have a negative connotation; it can be a neutral description in nautical settings. Observe the pattern of the backwash; it tells much about the boat's speed.