Strong's #1999: hamullah (pronounced ham-ool-law')
 or (too fully) hamuwllah (Jer. ll:l6) {ham- ool-law'}; feminine passive participle of an unused root meaning to rush (as rain with a windy roar); a sound:--speech, tumult.
Brown-Driver-Briggs Hebrew Lexicon:
 ּּ / ּ 
  hămûlâh / hămûllâh 
 
 1) rushing, roaring, rainstorm, roaring sound, rushing sound
 
  Part of Speech: noun feminine
Relation: passive participle of an unused root
Usage:
This word is used 2 times:
Jeremiah 11:16: "fruit: with the noise of a great  tumult he hath kindled fire upon it, and the branches"
Ezekiel 1:24: "as the voice of the Almighty,  of speech, as the noise of a host: when they stood, they let down"