A colored fluid used for writing, drawing, printing, or duplicating. She spilled ink all over her notebook while trying to refill her pen.
A dark pigment secreted by certain cephalopods, such as octopuses, as a defense mechanism. The octopus released a cloud of ink to escape from the predator.
Informal. A tattoo; a design made by injecting pigment into the skin. He decided to get some new ink on his arm to commemorate his travels.
Informal. Printed or written publicity; press coverage. The startup got a lot of ink after unveiling its innovative product.