noun
end of the arm; forearm area; wrist and hand area
Refers to the lower part of the arm, roughly from the elbow to the fingertips. Not a highly technical anatomical term; used in everyday contexts.
腕先が冷えて感覚がなくなる。
My lower arms get cold and go numb.
腕先だけでなく、肩から動かすように。
Move from the shoulder, not just from the forearm.