We have encountered two additional. groups of patientsin whom retrograde flow. of contrast medium in a vertebral artery. was not associated with proximal inÂ­. nominate or subelavian arterial stenosis. or occlusion.
1 Muffet's name could come from the children's nursery rhyme Little Miss Muffet, in which a young girl eating cottage cheese is scared away by a spider.  Her flavor text alludes the poem The Spider and the Fly.
Wiktionary(0.00 / 0 votes)Rate this definition: tuff(Noun) A light porous rock, now especially a rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel. Origin: From tuffe, tuf, from tufo, from tofus.