adj
1. inconclusive as to outcome
close or just even in a race or comparison or competition
e.g. as they approached the finish line they were neck and neck
the election was a nip and tuck affair
Synonym: neck and necknip and tuck
2. involving two persons
intimately private
e.g. a tete-a-tete supper
a head-to-head conversation
Synonym: tete-a-tete
adv
1. even or close in a race or competition or comparison
e.g. the horses ran neck and neck
he won nip and tuck
Synonym: neck and necknip and tuck