BLURT

Etymology

Possibly echoic.

Verb

blurt (third-person singular simple present blurts, present participle blurting, simple past and past participle blurted)

To utter suddenly and unadvisedly; to speak quickly or without thought; to divulge inconsiderately — commonly with out.

Noun

blurt (plural blurts)

An abrupt outburst.

Source: Wiktionary

Blurt, v. t. [imp. & p. p. Blurted; p. pr. & vb. n. Blurting.] Etym: [Cf. Blare.]

Definition: To utter suddenly and unadvisedly; to divulge inconsiderately; to ejaculate; -- commonly with out. Others . . . can not hold, but blurt out, those words which afterward they forced to eat. Hakewill. To blurt at, to speak contemptuously of. [Obs.] Shak.

Source: Webster’s Unabridged Dictionary 1913 Edition