obs. p. p. of shake.-to cause to move with quick or violent vibrations; to move rapidly one way and the other; to make to tremble or shiver; to agitate.-fig.: to move from firmness; to weaken the stability of; to cause to waver; to impair the resolution of.-to give a tremulous tone to; to trill; as, to shake a note in music.-to move or remove by agitating; to throw off by a jolting or vibrating motion; to rid one's self of; -- generally with an adverb, as off, out, etc.; as, to shake fruit down from a tree.-to be agitated with a waving or vibratory motion; to tremble; to shiver; to quake; to totter.-the act or result of shaking; a vacillating or wavering motion; a rapid motion one way and other; a trembling, quaking, or shivering; agitation.-a fissure or crack in timber, caused by its being dried too suddenly.-a fissure in rock or earth.-a rapid alternation of a principal tone with another represented on the next degree of the staff above or below it; a trill.-one of the staves of a hogshead or barrel taken apart.-a shook of staves and headings.-the redshank; -- so called from the nodding of its head while on the ground.