A thrust director for use with a round exhaust nozzle of an air discharging gas turbine engine (12, 14), the thrust director comprising: an arcuate momentum nozzle configured to discharge flow generally perpendicular to and toward a central axis of the thrust director, the arcuate momentum nozzle extending along a constant radius from the central axis, and an arcuate coanda nozzle configured to discharge flow generally parallel to and along the central axis, the arcuate coanda nozzle extending along a constant radius from the central axis, wherein the arcuate momentum nozzle and the arcuate coanda nozzle are configured to cooperate to redirect the discharge air away from the central axis by applying discharge flow to the discharge air near the round exhaust nozzle; wherein the thrust director includes a round, annular manifold extending around the central axis and coupled to the arcuate momentum nozzle and to the arcuate coanda nozzle and configured to directly provide flow to the arcuate momentum nozzle and the arcuate coanda nozzle; and wherein (i) the arcuate momentum nozzle includes a first momentum nozzle component coupled to the manifold and having a portion that has a generally C-shaped cross section and a second momentum nozzle component separate from the first momentum nozzle component, coupled to the manifold, and having a portion that has a generally L-shaped cross section; or (ii) the arcuate coanda nozzle includes a first coanda nozzle component coupled to the manifold and having a generally C-shaped cross section and a second coanda nozzle component separate from the first coanda nozzle component, coupled to the manifold, and defining an arcuate coanda surface configured to conduct flow provided to the arcuate coanda surface by the manifold generally parallel to the central axis along the arcuate coanda surface. an arcuate momentum nozzle configured to discharge flow generally perpendicular to and toward a central axis of the thrust director, the arcuate momentum nozzle extending along a constant radius from the central axis, and an arcuate coanda nozzle configured to discharge flow generally parallel to and along the central axis, the arcuate coanda nozzle extending along a constant radius from the central axis, wherein the arcuate momentum nozzle and the arcuate coanda nozzle are configured to cooperate to redirect the discharge air away from the central axis by applying discharge flow to the discharge air near the round exhaust nozzle; wherein the thrust director includes a round, annular manifold extending around the central axis and coupled to the arcuate momentum nozzle and to the arcuate coanda nozzle and configured to directly provide flow to the arcuate momentum nozzle and the arcuate coanda nozzle; and wherein (i) the arcuate momentum nozzle includes a first momentum nozzle component coupled to the manifold and having a portion that has a generally C-shaped cross section and a second momentum nozzle component separate from the first momentum nozzle component, coupled to the manifold, and having a portion that has a generally L-shaped cross section; or (ii) the arcuate coanda nozzle includes a first coanda nozzle component coupled to the manifold and having a generally C-shaped cross section and a second coanda nozzle component separate from the first coanda nozzle component, coupled to the manifold, and defining an arcuate coanda surface configured to conduct flow provided to the arcuate coanda surface by the manifold generally parallel to the central axis along the arcuate coanda surface. (i) the arcuate momentum nozzle includes a first momentum nozzle component coupled to the manifold and having a portion that has a generally C-shaped cross section and a second momentum nozzle component separate from the first momentum nozzle component, coupled to the manifold, and having a portion that has a generally L-shaped cross section; or (ii) the arcuate coanda nozzle includes a first coanda nozzle component coupled to the manifold and having a generally C-shaped cross section and a second coanda nozzle component separate from the first coanda nozzle component, coupled to the manifold, and defining an arcuate coanda surface configured to conduct flow provided to the arcuate coanda surface by the manifold generally parallel to the central axis along the arcuate coanda surface.