'Pairing' definitions:

Definition of 'pairing'

From: WordNet
noun
The act of pairing a male and female for reproductive purposes; "the casual couplings of adolescents"; "the mating of some species occurs only in the spring" [syn: coupling, mating, pairing, conjugation, union, sexual union]
noun
The act of grouping things or people in pairs

Definition of 'Pairing'

From: GCIDE
  • Pairing \Pair"ing\, n. [See Pair, v. i.]
  • 1. The act or process of uniting or arranging in pairs or couples. [1913 Webster]
  • 2. See To pair off, under Pair, v. i. [1913 Webster]
  • Pairing time, the time when birds or other animals pair. [1913 Webster]

Definition of 'Pairing'

From: GCIDE
  • Pair \Pair\, v. i. [imp. & p. p. Paired; p. pr. & vb. n. Pairing.]
  • 1. To be joined in pairs; to couple; to mate, as for breeding. [1913 Webster]
  • 2. To suit; to fit, as a counterpart. [1913 Webster]
  • My heart was made to fit and pair with thine. --Rowe. [1913 Webster]
  • 3. Same as To pair off. See phrase below. [1913 Webster]
  • To pair off, to separate from a group in pairs or couples; specif. (Parliamentary Cant), to agree with one of the opposite party or opinion to abstain from voting on specified questions or issues. See Pair, n., 6. [1913 Webster]