An ink spot is a mark made by an ink-based writing instrument, such as a pen, pencil, or marker. The crossword solutions for the term ink spot include PENPOINT (8 letters), TAT (3 letters), BLOT (4 letters), TATTOO (6 letters), STAMP (5 letters), and SMUDGE (6 letters). PENPOINT is a type of pen with a fine point, TAT is a slang term for a TATTOO, BLOT is a spot or SMUDGE made by ink, TATTOO is a permanent mark made by inserting ink into the skin, STAMP is an imprint made by pressing an inked surface against another surface, and SMUDGE is a smeared or blurred mark made by a finger or other object.