Lewis & Short

mĕtaphŏrĭcē, adv. [metaphora], metaphorically, figuratively (post-class.), Acron. ad Hor. Ep. 1, 20, 1.
Also mĕtaphŏrĭ-cōs, μεταφορικῶς, Acron. ad Hor. Ep. 1, 3, 29 sq.; Schol. Juv. 7, 103.