RSO

R1S1O1

A form of range safety officer — One who is responsible for the safety of people and property at a shooting range by ensuring that users follow range regulations.

Less commonScrabble 3
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Meanings

nounRSO (plural RSOs)

plural RSOs

  1. abbreviationinitialismInitialism of range safety officer.
  2. abbreviationinitialismInitialism of registered sex offender.
  3. abbreviationinitialismInitialism of Rick Simpson Oil.
proper noun
  1. CanadaabbreviationinitialismlawInitialism of Revised Statutes of Ontario.

Synonyms & antonyms

Also see
range safety officer

Rhymes & wordplay

Anagrams

Rossor
Cite this entry
APA

RSO. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/RSO

MLA

“RSO.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/RSO. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “RSO,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/RSO.

Source: RSO on Wiktionary, CC BY-SA 4.0.