Thum"mim (?), n. pl. [Heb., pl. of thm perfection.] A mysterious part
or decoration of the breastplate of the Jewish high priest. See the
note under Urim.
Thump (?), n. [Probably of imitative origin; perhaps influenced by
dump, v.t.] 1. The sound made by the sudden fall or blow of a heavy
body, as of a hammer, or the like.
The distant forge's swinging thump profound.
Wordsworth.
With heavy thump, a lifeless lump, They dropped down, one by one.
Coleridge.