cage (k?j)n.1. A structure for confining birds or animals, enclosed on at least one side by a grating of wires or bars that lets in air and light.2. A barred room or fenced enclosure for confining prisoners.3. An enclosing openwork structure: placed a protective cage over the sapling; a bank teller’s cage.4. A skeletal support, as for a building; a framework.5. An elevator car.6. a. Baseball A batting cage.b. Sports A goal, as in hockey or soccer, made of a net attached to a frame.tr.v. caged, cag·ing, cag·es To put or confine in or as if in a cage. See Synonyms at enclose.[Middle English, from Old French, from Latin cavea.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.cage (ke?d?) n1. a. an enclosure, usually made with bars or wire, for keeping birds, monkeys, mice, etcb. (as modifier): cage bird. 2. a thing or place that confines or imprisons3. something resembling a cage in function or structure: the rib cage. 4. the enclosed platform of a lift, esp as used in a mine5. (Mechanical Engineering) engineering a skeleton ring device that ensures that the correct amount of space is maintained between the individual rollers or balls in a rolling bearing6. (Basketball) informal the basket used in basketball7. (Hockey (Field & Ice)) informal the goal in ice hockey8. (Firearms, Gunnery, Ordnance & Artillery) US a steel framework on which guns are supported9. rattle someone’s cage informal to upset or anger someonevb (tr) to confine in or as in a cage[C13: from Old French, from Latin cavea enclosure, from cavus hollow]Cage (ke?d?) n (Biography) John. 1912?92, US composer of experimental music for a variety of conventional, modified, or invented instruments. He evolved a type of music apparently undetermined by the composer, such as in Imaginary Landscape (1951) for 12 radio sets. Other works include Reunion (1968), Apartment Building 1776 (1976), and Europeras 3 and 4 (1990)Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014cage (ke?d?) n., v. caged, cag?ing. n. 1. a boxlike enclosure with wires, bars, or the like, for confining birds or animals. 2. a prison. 3. a cagelike enclosure for a cashier or bank teller. 4. an elevator car. 5. a similar enclosure for raising and lowering workers in a mine shaft. 6. any skeleton framework, esp. in construction. 7. a movable mesh backstop used for baseball batting practice. 8. a frame with a net attached to it, forming the goal in ice hockey and field hockey. v.t. 9. to put or confine in or as if in a cage. [1175?1225; Middle English