Merriam-Webster Collegiate Dictionary - founder

 I. noun  Etymology: 4found  Date: 14th century one that founds or establishes  II. verb  (~ed; ~ing)  Etymology: Middle English foundren to fall to the ground, sink, from Anglo-French fondrer, alteration of fondre, from Latin fundere to pour, cast, disperse, lay low, slay — more at found  Date: 14th century  intransitive verb  1. to become disabled; especially to go lame  2. to give way ; collapse  3. to become submerged ; sink  4. to come to grief ; fail  transitive verb to disable (an animal) especially by excessive feeding  III. noun  Date: circa 1547 laminitis  IV. noun  Etymology: 5found  Date: 15th century one that founds metal; especially type~