Meaning

1 senses
  1. (derogatory, idiomatic, slang)A person with mediocre or amateur singing capabilities.

Origin

Acoustically, bathrooms tend to give a false impression that one's singing voice sounds go

Acoustically, bathrooms tend to give a false impression that one's singing voice sounds good, when in a more ordinary, drier acoustic environment it would be less pleasing.

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bathroom singer — meaning, examples, forms, synonyms | Krumeto