a. [ L. frustratus, p. p. of frustrare, frustrari, to deceive, frustrate, fr. frustra in vain, witout effect, in erorr, prob. for frudtra and akin to fraus, E. fraud. ] Vain; ineffectual; useless; unprofitable; null; voil; nugatory; of no effect. “Our frustrate search.” Shak. [ 1913 Webster ]
v. t.
Shall the adversary thus obtain
His end and frustrate thine ? Milton. [ 1913 Webster ]
adv. In vain. [ Obs. ] Vicars. [ 1913 Webster ]
n. an act of hindering someone's plans or efforts.
adj.
n. [ L. frustratio: cf. OF. frustration. ] The act of frustrating; disappointment; defeat;
a. Tending to defeat; fallacious. [ Obs. ] Ainsworth. [ 1913 Webster ]
a. [ L. frustratorius: cf. F. frustratoire. ] Making void; rendering null;