#6177 עַרוֹעֵר `Arow`er {ar-o-ayr'}
     or עַרֹעֵר `Aro`er {ar-o-ayr'}
     or עַרְעוֹר `Ar`owr {ar-ore'}

 the same as H6176; TWOT - n/a; n pr loc

—Hebrew Word Study (Transliteration-Pronunciation Etymology & Grammar)

 Aroer = "ruins"
 1) a city on the north bank of the river Arnon, the southern point of
    the territory of Sihon the king of the Amorites and later of Reuben;
    modern 'Arair'
 2) a city in Ammon near the Jabbok belonging to Gad
 3) a town in southern Judah

—Brown-Driver-Briggs (Old Testament Hebrew-English Lexicon)

—Strong's (Hebrew & Chaldee Dictionary of the Old Testament)

—NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries

 AV - Aroer 16; 16

—Exhaustive Concordance (KJV Translation Frequency & Location)