noun
weight; heavy object
General term for a weight used to add mass, such as in exercise, scales, or pressing things down.
漬物の上に重りをのせる。
Put a weight on top of the pickles.
このダンベルの重りは何キロですか。
How many kilograms is this dumbbell weight?
noun
sinker; fishing weight
Specifically a weight used in fishing to sink the line; the kanji 錘 is often used for this sense.
釣り糸に重りを付けて投げる。
Attach a sinker to the fishing line and cast it.
Derived from the verb 重る (おもる, 'to become heavy') or directly from the adjective 重い (おもい, 'heavy'), with the nominalizer り.