as·sumed \-ümd\adjective 1.: take as one's right or possession : appropriated, usurped < hearing evidence in an assumed capacity > 2. a.: make-believe, pretended, feigned < an assumed cheerfulness > b.: fictitious, false < an assumed name > 3.: taken for granted : supposed < the assumed reason for his absence > • as·sum·ed·ly\-mə̇dlē, -li\adverb