Top1  —n. 1 highest point or part. 2 a highest rank or place. B person occupying this. C upper end or head (top of the table). 3 upper surface or part of a thing. 4 stopper of a bottle, lid of a jar, etc. 5 garment for the upper part of the body. 6 utmost degree; height (at the top of his voice). 7 (in pl.) Colloq. Person or thing of the best quality. 8 (esp. In pl.) Leaves etc. Of a plant grown esp. For its root (turnip-tops). 9 naut. Platform round the head of the lower mast. 10 = *top gear (climbed the hill in top). —attrib. Adj. 1 highest in position. 2 highest in degree or importance. —v. (-pp-) 1 provide with a top, cap, etc. 2 be higher or better than; surpass; be at the top of (topped the list). 3 reach the top of (a hill etc.). 4 slang kill. 5 golf hit (a ball) above the centre.   off the top of one's head see *head. On top in a superior position; above. On top of 1 fully in command of. 2 in close proximity to. 3 in addition to. On top of the world colloq. Exuberant. Over the top 1 over the parapet of a trench (and into battle). 2 beyond what is normally acceptable (that joke was over the top). Top off (or up) put an end or the finishing touch to.