1. 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. As a fig tree casteth her untimely figs, when she is shaken of a mighty wind. (rev. Vi. 13) Ascend my chariot; guide the rapid wheels That shake heaven's basis. (milton)
2. To move from firmness; to weaken the stability of; to cause to waver; to impair the resolution of. When his doctrines grew too strong to be shook by his enemies, they persecuted his reputation. (Atterbury) Thy equal fear that my firm faith and love Can by his fraud be shaken or seduced. (milton)
4. 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. Shake off the golden slumber of repose. (Shak) 'Tis our fast intent To shake all cares and business from our age. (Shak) I could scarcely shake him out of my company. (Bunyan) To shake a cask, to luff up in the wind, causing the sails to shiver.
Origin: OE. Shaken, schaken, AS. Scacan, sceacan; akin to Icel. & Sw. Skaka, OS. Skakan, to depart, to flee. Cf. Shock.