token

(noun) an individual instance of a type of symbol. Synonyms: item. Example: "The word`error' contains three tokens of `r'."

(noun) something serving as a sign of something else.

(noun) a metal or plastic disk that can be redeemed or used in designated slot machines.

(noun) something of sentimental value. Synonyms: keepsake, souvenir, relic.

(adj) insignificantly small; a matter of form only (`tokenish' is informal). Synonyms: nominal, token(prenominal), tokenish. Examples: "The fee was nominal." "A token gesture of resistance." "A toknenish gesture."