Im-pĕt'ū-ous, a.

(im-pĕt'/yŭ-us), a. [Lat. impetuosus, Fr. impétueux, It. & Sp. impetuoso. See IMPETUS.]

1. Rushing with force and violence; moving with impetus; furious; forcible; fierce; raging; as, an impetuous wind; an impetuous torrent. “Went pouring forward with impetuous speed.” Byron.
2. Vehement in feeling; hasty; passionate; violent; as, a man of impetuous temper.

The people, on their holidays, Impetuous, insolent, unquenchable. Milton. Syn. — Forcible; rapid; hasty; precipitate; furious; boisterous; violent; raging; fierce; passionate.