/ ˌɑː lɑː ˈməʊd; NAmE ˈmoʊd/ adjective , adverb (from French )
1.
[ not before noun ] ( old-fashioned ) fashionable; in the latest fashion
2.
[ after noun ] ( NAmE ) served with ice cream :
apple pie à la mode
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WORD ORIGIN
late 16th cent.: French , literally in the fashion .