one-sided Meaning, Definition & Usage

  1. adjective not reversible or capable of having either side out
    nonreversible.
  2. adjective involving only one part or side
    unilateral.
    • unilateral paralysis
    • a unilateral decision
  3. adjective satellite favoring one person or side over another
    biased; slanted; colored; coloured.
    • a biased account of the trial
    • a decision that was partial to the defendant

WordNet

One`-sid"ed adjective
Definitions
  1. Having one side only, or one side prominent; hence, limited to one side; partial; unjust; unfair; as, a one-sided view or statement. "Unguarded and one-sided language." T. Arnold.
  2. (Bot.) Growing on one side of a stem; as, one-sided flowers. -- One`-sid"ed-ly, adv. -- One`-sid"ed*ness, n.

Webster 1913