Dis`a*vow" (?), v. t. [imp. & p. p. Disavowed (?); p. pr. & vb. n. Disavowing.] [F. d'esavouer; pref. d'es- (L. dis-) + avouer to avow. See Avow, and cf. Disavouch.]
To refuse strongly and solemnly to own or acknowledge; to deny responsibility for, approbation of, an the like; to disclaim; to disown; as, he was charged with embezzlement, but he disavows the crime.
A solemn promise made and disavowed.
To deny; to show the contrary of; to disprove.
Yet can they never
Toss into air the freedom of my birth,
Or disavow my blood Plantagenet's.
© Webster 1913.