n. A maneuver in which one uses the pressure of a wave to flip one's kayak end over end.
the GNU version of the Collaborative International Dictionary of English
n. One who, or that which, makes an end of something.
The Century Dictionary and Cyclopedia
n. One who or that which ends, terminates, or finishes.
An obsolete dialectal form of under.
Word Usage
"And if the argument-ender is dropped and it's recognized that questions of design and designers can't be ruled on in either direction by science, it's a step backwards for a side that used to enjoy relatively unfettered BS rights."