Definitions:

1. Type of waterproof garment that extends from the feet to the chest or waist, designed to keep the wearer dry and comfortable while walking through water or wet environments. NOUN
   • I made sure to bring my waders when I went fly fishing.
   • To fish, most people stand elbow to elbow along the shoreline, wearing waders, chest-high in the cold river.

Synonyms:

• hip boot
• thigh boot