A small, hard, benign growth on the skin, usually caused by a virus. She went to the dermatologist to have the wart on her finger removed.
An undesirable or unattractive feature or aspect. Despite the film's warts, it was still an enjoyable experience.
Any small protuberance or roughened patch resembling a wart on animals, plants, or inanimate surfaces. The old leather book was covered in little warts of mold.