waist pack(n = noun.artifact) belt bag - a small pouch (usually with a zipper) that attaches to a belt and is worn around the waist;
is a kind of pouch
has particulars: butt pack, fanny pack

back pack, blister pack, bubble pack, butt pack, disc pack, disk pack, face pack, fanny pack, ice pack, pack, pack animal, pack away, pack horse, pack ice, pack in, pack of cards, pack of troubles, pack off, pack on, pack rat, pack riding, pack saddle, pack tent, pack thread, pack together, power pack, shirt waist, six pack, waist, waist anchor, wasp waist, wolf pack