Impound(v. t.) To shut up or place in an inclosure called a pound; hence, to hold in the custody of a court; as, to impound stray cattle; to impound a document for safe keeping.
Thesaurus Entries
annex, attach, beleaguer, beset, besiege, blockade, bottle up, bound, box in, box up, cage, chamber, check, cloister, close in, collectivize, commandeer, communalize, communize, compass, confine, confiscate, constrain, contain, coop, coop in, coop up, cordon, cordon off, cork up, corral, crib, detain, distrain, encage, encircle, enclose, encompass, enshrine, expropriate, fence in, garnish, hedge in, hem in, hold, hold in custody, hold in restraint, house in, immure, impress, imprison, incarcerate, include, inhibit, jail, keep in, keep in custody, keep in detention, kennel, leaguer, levy, mew, mew up, nationalize, pen, pen in, pen up, pocket, pound, press, quarantine, rail in, replevin, replevy, restrain, restrict, seal up, sequester, sequestrate, shackle, shrine, shut in, shut up, socialize, stable, surround, wall in, wrap, yard, yard up