Definitions:
a gullible or easily deceived person

a thing or person not specified by name

a flat or concave organ enabling an animal to cling to a surface by suction

a shoot springing from the base of a tree or other plant, especially one arising from the root below ground level at some distance from the main stem or trunk.

the piston of a suction pump.

a freshwater fish with thick lips that are used to suck up food from the bottom, native to north america and asia.

a lollipop.

fool or trick (someone)

(of a plant) produce suckers