Obs. exc. Hist. [a. late L. excūsātor, agent-n. f. excūsāre to EXCUSE.] One who makes an excuse, defence or apology; esp. a person officially authorized to present an excuse.
a. 1661. Fuller, Worthies (1840), III. 543. King Henry despatched him thither [to Rome] for his excusator.
1752. Carte, Hist. Eng., III. 110. The laws do not oblige an excusator or defender to give any security.
1873. Dixon, Two Queens, IV. XXI. vii. 164. The Council sent out Carue as an excusator from the English people.