to pound (grain) in order to remove the husk
ไใ未集下ใใ臼部ใ 康熙筆画๏ผ15画๏ผ部外筆画๏ผ9画
ใ廣韻ใ徒朗切ใ集韻ใ待朗切๏ผ音盪ใ舂也ใ持米精也ใ