The ornamental design for an outboardmotormachine, as shown and described.
FIG. 1 is a perspective view from the left side of an outboard motor machine.
FIG. 2 is a perspective view from the right side thereof.
FIG. 3 is a perspective view from the left side thereof.
FIG. 4 is a perspective view from the right side thereof.
FIG. 5 is a front elevation view thereof.
FIG. 6 is a rear elevation view thereof.
FIG. 7 is a top plan view thereof.
FIG. 8 is a bottom plan view thereof.
FIG. 9 is a left side elevation view thereof; and,
FIG. 10 is a right side elevation view thereof.
The portion of the outboard motor machine shown in broken lines is for the purpose of showing environmental structure only and forms no part of the claimed design.