Emily Dickinson Lexicon

RANT, v.i. [Heb. and Ch. רנן, رَنً ranna, to cry out, to shout, to sound, groan, murmur; W. rhonta, to frisk, to gambol, a sense of the Hebrew also.]

To rave in violent, high sounding or extravagant language, without correspondent dignity of thought; to be noisy and boisterous in words or declamation; as, a ranting preacher. Look where my ranting host of the garter comes. – Shak.