Lexical Definition

‎לָהַם‎ lâham (law-ham') to swallow ^H:V
a primitive root

wound.

• properly, to burn in, i.e. (figuratively) to rankle

1) to gulp, swallow greedily
1a) (Hithpael) to be gulped

Brown-Driver-Briggs

[‎לָהַם‎] verb swallow greedily (= Arabic ; Di^{Lex, Ethiopic 25} compare Ethiopic ox, cow); — only Hithpa`el Participle ‎מִתְלַהֲמִים‎ Prov 18:8 i.e. bits greedily swallowed, dainties, = Prov 26:22, simile of tale-bearer's words.

Brown-Driver-Briggs References