Usage Note
Boutonner means to fasten buttons, and the reflexive se boutonner means 'to button oneself up'. The opposite is déboutonner ('to unbutton'). The related noun bouton means both a button and a pimple, while boutonnière is the buttonhole.
Examples
"Boutonne ton manteau, il fait froid dehors."
Natural Translation
Button up your coat, it's cold outside.
Related Words
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