to drop; to lose; to clean off (dirt, makeup, paint, etc.); to remove (e.g. stains or facial hair); to lose (a match); to reject (an applicant); to lower (e.g. shoulders or voice)
Examples (1 in total)
車を運転しているときは曲がり角ではスピードをおとすべきである。
When you are driving, you should slow down on corners.