Quicken tree
Quick"en tree`\ [Probably from quick, and first applied to the aspen or some tree with quivering leaves; cf. G. quickenbaum, quizenbaum, quitschenbaum. Cf. Quitch grass.] (Bot.) The European rowan tree; -- called also quickbeam, and quickenbeam. See Rowan tree.| a gadget; dingus; thingumbob. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
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