Search Result for "impulsive": 
Wordnet 3.0

ADJECTIVE (5)

1. proceeding from natural feeling or impulse without external stimulus;
- Example: "an impulsive gesture of affection"
[syn: impulsive, unprompted]

2. without forethought;
- Example: "letting him borrow her car was an impulsive act that she immediately regretted"

3. having the power of driving or impelling;
- Example: "a driving personal ambition"
- Example: "the driving force was his innate enthusiasm"
- Example: "an impulsive force"
[syn: driving, impulsive]

4. determined by chance or impulse or whim rather than by necessity or reason;
- Example: "a capricious refusal"
- Example: "authoritarian rulers are frequently capricious"
- Example: "the victim of whimsical persecutions"
[syn: capricious, impulsive, whimsical]

5. characterized by undue haste and lack of thought or deliberation;
- Example: "a hotheaded decision"
- Example: "liable to such impulsive acts as hugging strangers"
- Example: "an impetuous display of spending and gambling"
- Example: "madcap escapades" (`brainish'; is archaic);
[syn: hotheaded, impulsive, impetuous, madcap, tearaway(a), brainish]


The Collaborative International Dictionary of English v.0.48:

Impulsive \Im*pul"sive\, a. [Cf. F. impulsif.] [1913 Webster] 1. Having the power of driving or impelling; giving an impulse; moving; impellent. [1913 Webster] Poor men! poor papers! We and they Do some impulsive force obey. --Prior. [1913 Webster] 2. Actuated by impulse or by transient feelings. [1913 Webster] My heart, impulsive and wayward. --Longfellow. [1913 Webster] 3. (Mech.) Acting momentarily, or by impulse; not continuous; -- said of forces. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Impulsive \Im*pul"sive\, n. That which impels or gives an impulse; an impelling agent. --Sir W. Wotton. [1913 Webster]
WordNet (r) 3.0 (2006):

impulsive adj 1: proceeding from natural feeling or impulse without external stimulus; "an impulsive gesture of affection" [syn: impulsive, unprompted] 2: without forethought; "letting him borrow her car was an impulsive act that she immediately regretted" 3: having the power of driving or impelling; "a driving personal ambition"; "the driving force was his innate enthusiasm"; "an impulsive force" [syn: driving, impulsive] 4: determined by chance or impulse or whim rather than by necessity or reason; "a capricious refusal"; "authoritarian rulers are frequently capricious"; "the victim of whimsical persecutions" [syn: capricious, impulsive, whimsical] 5: characterized by undue haste and lack of thought or deliberation; "a hotheaded decision"; "liable to such impulsive acts as hugging strangers"; "an impetuous display of spending and gambling"; "madcap escapades"; (`brainish' is archaic) [syn: hotheaded, impulsive, impetuous, madcap, tearaway(a), brainish]