| impulsive | 1. Having the power of driving or impelling; giving an impulse; moving; impellent. "Poor men! poor papers! We and they Do some impulsive force obey." (Prior) 2. Actuated by impulse or by transient feelings. "My heart, impulsive and wayward." (Longfellow) 3. <mechanics> Acting momentarily, or by impulse; not continuous; said of forces. Origin: Cf. F. Impulsif. Source: Websters Dictionary (01 Mar 1998) |
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| impulsive behaviour | An act performed without delay, reflection, voluntary direction or obvious control in response to a stimulus. (12 Dec 1998) |