| Kenneth G. Wilson (1923–). The Columbia Guide to Standard American English. 1993. |
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| didn’t use to |
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| is the negative of the idiom used to (pronounced YOOS-too or YOOS-tuh) and means “was not (were not) accustomed to” or “was not (were not) in the habit of”: I [we] didn’t use to wear jeans to school. The negative idiom has long been Standard but is still limited to the Casual and Impromptu levels. See USED TO. | 1 |
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| | | The Columbia Guide to Standard American English. Copyright © 1993 Columbia University Press. |
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