A primitive root; to rebel; hence (through the idea of maltreating) to whip, i.e. Lash (self with wings, as the ostrich in running) -- be filthy, lift up self.
H4754. mara
I. [מָרָא] verb only
Hiph`il Imperfect3feminine singular: meaning dubious, perhaps beat the air, or flap the wings, compare Di De (and Wetzst in De), Bu Du (compare Arabic whip, urge on a horse ?); — וּלְדֹבְבוֺ׃ לַסּוּם תִּשְׂחָק תַּמְרִ֑יא Job 39:18 she (the ostrich) flaps away, she laughs at the horse and his rider.
II. מרא (√ of following, be fat; compare Assyrian marû III. causative, adjective marû, well-fed, fat; Arabic be digestible, agree with (of food)).