- neck and neck, head-to-head, nip and tuck - inconclusive as to outcome; close or just even in a race or comparison or competition; "as they approached the finish line they were neck and neck"; "the election was a nip and tuck affair"
Antonym: conclusive (indirect, via inconclusive)
- neck and neck, head-to-head, nip and tuck - even or close in a race or competition or comparison; "the horses ran neck and neck"; "he won nip and tuck"
Derived from adjective neck and neck1