black as ink

English

(as) black as ink (not comparable)

(simile) Completely black; pitch-black.
- 1923, Ernest Bramah [pseudonym; Ernest Brammah Smith], “(please specify the page)”, in The Eyes of Max Carrados, London: Grant Richards, →OCLC:
  He opened a second bag and, shaking out the contents, displayed another little heap by the side of the first. "Gathered four days ago," he explained.
  "Why, they are as black as ink," commented Loudham. "And the, phew! aroma!"