- overload (v.)
- 1550s, "to place too great a burden on," from over- + load (v.). Intransitive sense from 1961. Related: Overloaded; overloading. The noun is attested from 1640s; of electrical current, from 1904. Middle English had overlade (v.) in this sense.
- Plimsoll line
- "A marking on a ship’s side showing the limit of legal submersion when loaded with cargo under various sea conditions", Named after Samuel Plimsoll (1824–98), the English politician whose agitation in the 1870s resulted in the Merchant Shipping Act of 1876, ending the practice of sending to sea overloaded and heavily insured old ships, from which the owners profited if they sank.