TgJ Is25:6 :שֵירוּ וֻזמָן מְדַמַן דְהִיא דִיקָר וֻתהֵי לְהוֹן לִקלַן‏ : a banquet and an occasion, they imagine it to be for glory but it will be a disgrace for them
See the entire entry for dmy vb. to be like