Strong's #2868: koniortos (pronounced kon-ee-or-tos')

from the base of 2867 and ornumi (to "rouse"); pulverulence (as blown about):--dust.

Thayer's Greek Lexicon:

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koniortos

1) raised dust, flying dust

2) dust

Part of Speech: noun masculine

Relation: from the base of G2867 and ornumi (to "rouse" )

Usage:

This word is used 5 times:

 

Matthew 10:14: "or city, shake off the dust of your feet."
Luke 9:5: "city, shake off the very dust from your feet"
Luke 10:11: "Even the very dust of your city, which cleaveth on us,"
Acts 13:51: "they shook off the dust of their feet against them,"
Acts 22:23: "their clothes, and threw dust into the air,"