I. (ˈ)dē, də̇+ transitive verb
Etymology: obsolete French dérouter, from Old French desroter, desrouter, from des- de- + rote, route troop, band, defeat — more at rout (troop)
: to rout completely
II. noun
Etymology: French déroute, from Old French desrote, desroute, from desroter, desrouter
: utter defeat : rout