Adjective: impetuous im'pe-choo-us
- Characterized by undue haste and lack of thought or deliberation
"an impetuous display of spending and gambling";
- hotheaded, impulsive, madcap, tearaway, brainish [archaic]
- Marked by violent force
"impetuous heaving waves"
See also: forceful, incautious
Encyclopedia: Impetuous