Citations:trenchful

Noun: "an amount sufficient to fill a trench"

 * 1906 — John Foreman, The Philippine Islands, T. Fisher Unwin (1906), page 490:
 * Sometimes a trenchful of the enemy would fire a volley and half of them disappear through gullies leading to other cover.
 * 1916 — Boyd Cable, Action Front, E. P. Dutton and Company (1916), page 113:
 * "Beg pardon, sir," said 'Enery Irving with lofty dignity, "but if I 'adn't started this row the 'ole trenchful o' Frenchies would 'ave been 'owling our 'Gawd Save.'
 * 1916 — Arthur Gleason & Helen Hayes Gleason, Golden Lads, McClelland, Goodchild & Stewart (1916), pages 95-96:
 * But when he tumbles in from a gusty night out of a trenchful of mud, with the patter from slivers of shell, then he turns to song and color, odd tricks with the knife, and the tales of an ancient adventure.