English

Noun

prop wash ‎(plural prop washes)

1. (aviation, nautical) The disturbed mass of air or water pushed aft by the propeller of an aircraft or propeller-driven watercraft.
2. Byproduct of thrust produced by a propeller.
3. (aviation, nautical, humorous) In military or other social organizations involving aircraft or boats, a mythical substance supposedly used to wash propellers.

   We sent the new recruit to obtain a bucket of prop wash.

See also

• jet wash
• rotor wash