• (America) IPA: /ˈɛɹ.ən/, /ˈæɹ.ən/
• (RP) IPA: /ˈæɹ.ən/, /ˈɛə.ɹən/

1. The elder brother of Moses in the Book of the Exodus, and in the Quran.
   • 1611, The Holy Bible, […] (King James Version), imprinted at London: By Robert Barker, […], OCLC 964384981 ↗, Exodus 4:14 ↗:

     :

     And the anger of the LORD was kindled against Moses, and he said, is not Aaron the Levite thy brother? I know that he can speak well.

2. A male given name.
   • 1969 Philip Roth, Portnoy's Complaint, Random House, 2002, page 145:

     - - - the Junior Prom with boys whose names are right out of the grade-school reader, not Aaron and Arnold and Marvin, but Johnny and Billy and Jimmy and Tod. Not Portnoy or Pincus, but Smith and Jones and Brown!

3. Surname

• (nonstandard spellings of given name) Aaren, Aron, Arron

• French: Aaron
• German: Aaron
• Italian: Aronne
• Portuguese: Aarão
• Russian: Ааро́н
• Spanish: Aarón

• French: Aaron
• German: Aaron
• Italian: Aronne
• Portuguese: Aarão
• Russian: Ааро́н
• Spanish: Aarón

Aaron (plural Aarons)

1. (archaic, thieves' cant) The leader of a group of thieves.

• See Thesaurus:criminal leader