Jet deflection | Article about jet deflection by The Free Dictionary
The deflection of the exhaust stream from a jet engine, usually downward to provide extra lift for lower landing speeds and shorter takeoff runs.
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References in periodicals archive
 and then Andreopoulos and Rodi  studied in details a single perpendicular jet in cross flow and highlighted the importance of jet deflection
toward the wall which is associated by lower pressure in the wake and higher pressure in the front of the jet.
The result shows that the jet deflection
is over-predicted, indicating that the thermal plume is too strong.
Spray Aiming in Bombardier Beetles: Jet deflection
by the Coanda Effect.