aggressive (from lat. aggressus , part. pas. from agredi , attack) 1 ( To be ) adj. Applied to people and animals, prone to attack or physically attack. Bitter, acrid, sour, rough, raw, violent. Raise the galla. Attack. Bravado Quarrelsome. Fight. Meek. ( Being ) Applied to words or attitudes, it is said of what contains violence or attack. ( Being, Being ) Applied to people, it is said who uses words or attitudes of that kind. 2 It applies to the person who does his work with boldness and decision: An aggressive businessman . 3 Applied to substances, treatments, etc., that harms or harms: An aggressive product for the hair .
