Antonym: indoors. Similar words: outdoor, next door, out of doors, door, cut down, put down, doorway, without doubt. Meaning: ['aʊtdɔrz /-dɔːz] 
n. where the air is unconfined. adv. outside a building.
n. where the air is unconfined. adv. outside a building. 
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151. The earliest theatres were outdoors, constructed in a bowl-shaped depression to allow all in the audience to see the stage.
152. This kind of You Le system that the name is NEOS by the United States " libertinism heaven and earth " development of company of You Le system, it takes electronic sport successfully outdoors.
153. It had a pretty footloose and fancy-free life in the great outdoors - certainly better than that of a factory-farmed chicken or pig.
154. For example, children who read less also tend to spend more time outdoors, where better light may reduce the need to focus precisely for near vision.
155. It's great low-tech exercise and a wonderful time to socialize with friends in the great outdoors.
156. Yet they overcome pinchers, poisons, and spicy stingers ...with a mouth as big as the great outdoors. Ready to swallow just about anything.
157. The gross revenue of outdoors ad mount up year by year.
More similar words: outdoor, next door, out of doors, door, cut down, put down, doorway, without doubt, or so, poor, floor, get down, forsake, for sure, for sale, dorsal, at worst, endorse, set down, beat down, get down to, coordinate, coordinator.