Printheads for a jetting apparatus. In one embodiment, a printhead comprises a plurality of nozzles configured to eject a print fluid. Each nozzle is comprised of a first converging section having a cross-sectional area that decreases in a flow direction of the print fluid through the nozzle, a neck adjoining the first converging section and having a cross-sectional area that is uniform in the flow direction of the print fluid through the nozzle, and a second converging section adjoining the neck and having a cross-sectional area that decreases in the flow direction of the print fluid through the nozzle.