n 1: a ditch dug as a fortification having a parapet of the
2: a long steep-sided depression in the ocean floor [syn: deep
3: any long ditch cut in the ground
v 1: impinge or infringe upon; "This impinges on my rights as an
individual"; "This matter entrenches on other domains"
2: fortify by surrounding with trenches; "He trenched his
3: cut or carve deeply into; "letters trenched into the stone"
4: set, plant, or bury in a trench; "trench the fallen
soldiers"; "trench the vegetables"
5: cut a trench in, as for drainage; "ditch the land to drain
it"; "trench the fields" [syn: ditch
6: dig a trench or trenches; "The National Guardsmen were sent
out to trench"