Lewis & Short

omnĭfărĭus, a, um, adj. [omnis], of all sorts.
As adj. only in the gloss: omnifarius, παντοῖος, Gloss. Philox. (in Cael. Aur. Acut. 3, 16, read omnifariam).
Hence, omnĭfărĭam, adv., on all sides, on every hand, everywhere, in every way (post-class. and rare): cum Oceanus omnes terras omnifariam et undiqueversum circumfluat, Gell. 12, 13, 20; Macr. S. 7, 13 med.; Capitol. M. Aur. 11.