The ornamental design for a weaponconcealmentholster, as shown and described.
FIG. 1 is a perspective view of a first embodiment of a weapon concealment holster;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view, shown in a closed configuration;
FIG. 4 is a rear elevation view, shown in an open configuration;
FIG. 5 is a rear elevation view, shown in an open configuration;
FIG. 6 is a rear elevation view of a second embodiment, shown in an open configuration. All other views of the second embodiment are the same as the first embodiment; and,
FIG. 7 is a front elevation view, shown in an open configuration.
In the drawings, any broken line illustration of environmental structure is not part of the design.