1. Deep cuttings made by besiegers to enable them to approach the place attacked with more security. To open the trenches, to begin to dig or form the lines of approach.

2. A long narrow cut in the earth; a ditch; a deep ditch cut for defence.

3. To cut or dig a channel for water; to fortify by cutting a ditch and raising a rampart; to furrow.

4. To encroach.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• trech,
• treash,
• frnch,
• trach,
• treanch,
• reanch,
• tresh,
• grench,
• tranch,
• trunc,
• frrench,
• truency,
• trqach,
• transh,
• friench,
• trens,
• ffrench,
• wrentch,
• trich,
• krunch

• turnshoe,
• Drenche,
• TRANSCH,
• in-trench,
• Trench-plow,
• trench-like,
• Drentch,
• Dronish,
• chenevix-trench,
• trenchant,
• trans,
• trench-bomb,
• tringa,
• Horse-drench,
• trunzo,
• drench,
• trench-warfare,
• transcend,
• terentia,
• taranchi,
• transship,
• trance,
• trounce,
• tranche,
• re-trench,
• Darnisha,
• Trench-plough,
• derwentia,
• Trunch,
• turanshah,
• trench-coat,
• terence,
• trencher,
• trunk,
• tirunesh,
• teranishi,
• Trinks,
• Shelter-trench,
• trinectes,
• truancy,
• nutri-drench,
• trunks,
• tarnish,
• trouncing,
• truncheon,
• Trang,
• Tyrannish.

The adverb form of the word "trench" is "trenchantly".

The adjective form of the word "trench" is "trenchant".

The plural of the "trench" can be the "trenches".

The singular of the "trench" can be the "trench".