imp

n. [ OE. imp a graft, AS. impa; akin to Dan. ympe, Sw. ymp, prob. fr. LL. impotus, Gr. &unr_; engrafted, innate, fr. &unr_; to implant; &unr_; in + &unr_; to produce; akin to E. be. See 1st In-, Be. ] 1. A shoot; a scion; a bud; a slip; a graft. [ Obs. ] Chaucer. [ 1913 Webster ]

2. An offspring; progeny; child; scion. [ Obs. ] [ 1913 Webster ]

The tender imp was weaned. Fairfax. [ 1913 Webster ]

3. A young or inferior devil; a little, malignant spirit; a puny demon; a contemptible evil worker. [ 1913 Webster ]

To mingle in the clamorous fray
Of squabbling imps. Beattie. [ 1913 Webster ]

4. Something added to, or united with, another, to lengthen it out or repair it, -- as, an addition to a beehive; a feather inserted in a broken wing of a bird; a length of twisted hair in a fishing line. [ Obs. or Prov. Eng. ] [ 1913 Webster ]

a. [ L. pref. im- not + pacare to quiet. See Pacate. ] Not to be appeased or quieted. [ Obs. ] Spenser. -- Im*pa"ca*bly, adv. [1913 Webster]

n. [ Pref. im- in + pack. ] The state of being closely surrounded, crowded, or pressed, as by ice. [ R. ] Kane. [ 1913 Webster ]

n. 1. Contact or impression by touch; collision; forcible contact; force communicated. [ 1913 Webster ]

The quarrel, by that impact driven. Southey. [ 1913 Webster ]

2. (Mech.) The single instantaneous stroke of a body in motion against another either in motion or at rest. [ 1913 Webster ]

v. t. [ imp. & p. p. Impacted; p. pr. & vb. n. Impacting. ] [ L. impactus, p. p. of impingere to push, strike against. See Impinge. ] 1. To drive close; to press firmly together: to wedge into a place. Woodward. [ 1913 Webster ]

2. To affect or influence, especially in a significant or undesirable manner; as, budget cuts impacted the entire research program; the fish populations were adversely impacted by pollution. [ PJC ]

3. To collide forcefully with; to strike. [ PJC ]

a. 1. Driven together or close. [ 1913 Webster ]

2. Specifically: (Dentistry) Grown in an abnormal direction so that it is wedged against another tooth and cannot erupt normally; -- of teeth, especially the third molar; as, to extract an impacted third molar. [ PJC ]

Impacted fracture (Surg.), a fracture in which the fragments are driven into each other so as to be immovable. [ 1913 Webster ]

n. [ L. impactio a striking : cf. F. impaction. ] 1. (Surg.) The driving of one fragment of bone into another so that the fragments are not movable upon each other; as, impaction of the skull or of the hip. [ 1913 Webster ]

2. An immovable packing; (Med.), a lodgment of something in a strait or passage of the body; as, impaction of the fetal head in the strait of the pelvis; impaction of food or feces in the intestines of man or beast. [ 1913 Webster ]

v. t. To paint; to adorn with colors. [ R. ] “To impaint his cause.” Shak. [ 1913 Webster ]