deadman means A surname. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
Etymology
Probably from deadman.
noun
- A long object, often a timber or log, buried to serve as an anchor for a wall or for stays.“The building code requires deadmen for retaining walls.”
- A cutout device that operates in the event that an operator releases the control handles, leaves the operator's seat, or otherwise seems to be no longer present and alert.“a deadman device”