I. tren·cher ˈtren-chər noun
Etymology: Middle English trenchour knife, serving platter, from Anglo-French, from trencher to cut
Date: 14th century
: a wooden platter for serving food
II. trencher adjective
Date: 14th century
1. : of or relating to a trencher or to meals
2. archaic : having the nature of a parasite : sycophantic
III. trench·er ˈtren-chər noun
Etymology: trench (II)
Date: 1851
: one that digs trenches ; specifically : a usually self-propelled excavating machine typically employing a bucket conveyor and used to dig trenches especially for pipelines and cables