Simple past tense and past participle of uncross.(verb)
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Use "uncrossed" in a sentence
""uncrossed" when they are closed, and that the player who started the game crossed his feet if the scissors were crossed and, if not, his feet were uncrossed."
""They would scream as she crossed and uncrossed her legs.""
"Notice the long "s" which looks like an uncrossed "f" and the ligatures on the bottom line of this alphabet."