طم

طُمْطُمَانِيَّةُ حِمْيَرَ ذ The disapproved phraseology [or pronunciation ] of the dialect of Himyer, (K, TA,) resembling the speech of the foreigners: thus expl. by Mbr and Eth-Tha'álibee and others: or, as some say, their change of ل into م [ in اَمْ for اَلْ; of which see several exs. voce أَمْ]. (TA.)