greek #5522 - χοῦς, χοός, ὁ choos (dust)

Strong's Exhaustive Concordance

From the base of cheimon; a heap (as poured out), i.e. Rubbish; loose dirt -- dust.

see GREEK cheimon

Thayer's Greek Lexicon

Strong's 5522: χὠς

STRONGS NT 5522: χοῦςχοῦς, χὠς, accusative χοῦν, ὁ (contracted for χὠς, from χέω, to pour), from Herodotus down;

1. properly, earth dug out, an earth-heap (German Schutt): ὁχοῦςὁἐξορυχθεις, Herodotus 2, 150.

2.dust (the Sept. for עָפָר): Mark 6:11; Revelation 18:19 ((Joshua 7:11; Wis. 5:15; Sir. 44:21, etc.); Plutarch, mor., p. 1096 b. (i. e. non posse suaviter etc. 13, 7)).

Englishman's Concordance (References)

Strong's Greek: 5522. χόος (choos) — 2 Occurrences

Mark 6:11 - N-AMS
GRK:ἐκτινάξατε τὸν χοῦν τὸν ὑποκάτω
KJV: thence, shake off the dust under your
INT: shake off the dust which [is] under

Revelation 18:19 - N-AMS
GRK:καὶ ἔβαλον χοῦν ἐπὶ τὰς
KJV: And they cast dust on their
INT: And they cast dust upon the