Bull's-eye is a popular term used to describe something that has been precisely or accurately hit or achieved. However, there are several antonyms for this word that describe a failure or a miss. Some antonyms for bull's-eye are 'off-target', 'wide of the mark', 'miss', 'overshoot', 'undershoot', 'inaccurate', 'imprecise', 'uncertain', 'guess', 'approximate' and 'near miss'. These words are often used in situations where someone has missed a target or has failed to achieve a goal. Therefore, it is essential to have a clear understanding of these antonyms to convey the right message in any conversation.