Fluid dispenser

The design consists of the features of shape, ornament, pattern and configuration of the entire fluid dispenser shown in solid lines in the drawings. The bold, wavy lines do not constitute a feature of the design. They are included for illustrative purposes only in order to define the boundary of the design. Portions shown in broken lines do not form part of the claimed design. IN THE DRAWINGS: Fig. 1 is an upper left perspective view; Fig. 2 is an elevated front view; Fig. 3 is an elevated rear view; Fig. 4 is an elevated left side view; Fig. 5 is an elevated right side view; Fig. 6 is a top view; and Fig. 7 is a bottom view. Drawing(s)/photograph(s) of the design is (are) included.