Bso
noun, slang
noun, slang ·Moderate ·College level
Definitions
Noun
- 1 Blue stellar object: a radio-quiet quasar. obsolete
- 2 British school overseas.
- 3 An abbreviation of Bike-Shaped Object, used to refer to cheaply-made, low-quality bicycles. derogatory, slang
- 4 bright shiny object
- 5 Initialism of bilateral salpingo-oophorectomy. abbreviation, alt-of, initialism
Synonyms
All synonymsRelated phrases
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.