Ice up definitions

ice up

[v] - become covered with a layer of ice
Found on http://www.webdictionary.co.uk/definition.php?query=ice%20up

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ice up

frost over verb become covered with a layer of ice; of a surface such as a window; `When the wings iced up, the pilot was forced to land his plane`
Found on https://www.encyclo.co.uk/local/20974

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ice-up

freeze (def. 37).
Found on https://www.infoplease.com/dictionary/ice-up

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