Synonyms: head-to-head, neck and neck, nip and tuck
Definition: inconclusive as to outcome; close or just even in a race or comparison or competition
Usage: as they approached the finish line they were neck and neck; the election was a nip and tuck affair
Similar words: inconclusive
Definition: not conclusive; not putting an end to doubt or question
Usage: an inconclusive reply; inconclusive evidence; the inconclusive committee vote