concessionn.[L. concessio, fr. concedere: cf. F. concession. See Concede.]1. The act of conceding or yielding; usually implying a demand, claim, or request, and thus distinguished from giving, which is voluntary or spontaneous.()By mutual concession the business was adjusted. (Hallam.)2. A thing yielded; an acknowledgment or admission; a boon; a grant; esp. a grant by government of a privilege or right to do something; as, a concession to build a canal.()This is therefore a concession, that he doth . . . believe the Scriptures to be sufficiently plain. (Sharp.)When a lover becomes satisfied by small compliances without further pursuits, then expect to find popular assemblies content with small concessions. (Swift.)n.[F. concessionnaire.] The beneficiary of a concession or grant.()