Meaning

1 senses
  1. (Internet, in the plural)A large female breast.

Origin

From calcium (a reference to milk, which is rich in calcium) + cannon (a humorous euphemis

From calcium (a reference to milk, which is rich in calcium) + cannon (a humorous euphemism for breast), as a form of alliteration.

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calcium cannon — meaning, examples, forms, synonyms | Krumeto