Display Screen with Application Icon

FIG. 1 is a front view of a display screen with application icon showing a first embodiment; FIG. 2 is a front view of a display screen with application icon showing a second embodiment; FIG. 3 is a front view of a display screen with application icon showing a third embodiment; FIG. 4 is a front view of a display screen with application icon showing a fourth embodiment; FIG. 5 is a front view of a display screen with application icon showing a fifth embodiment; FIG. 6 is a front view of a display screen with application icon showing a sixth embodiment; FIG. 7 is a front view of a display screen with application icon showing a seventh embodiment; and, FIG. 8 is a front view of a display screen with application icon showing an eighth embodiment. The irregular broken-line perimeter shown in each figure illustrates a display screen and forms no part of the claimed design. The evenly broken lines in FIGS. 2 , 4 , 6 , and 8 illustrate a graphical user interface and form no part of the claimed design.