The term TYPE OF PAD can refer to several different types of pads. KNEE pads are a type of pad worn to protect the knees from injury or discomfort. Steno pads are a type of pad used for taking notes, usually in shorthand. LILY pads are a type of floating aquatic plant found in ponds and lakes. LEGAL pads are a type of pad used for writing LEGAL documents. MEMO pads are a type of pad used for writing memos. Scouring pads are a type of pad used for cleaning surfaces.