Alternative form of rub-up

(humanities) Iranian studies

(intransitive) To commit an error, make a mistake. / (transitive) To cause (someone) to commit an error, trick into a mistake. / (intransitive) To fall or stumble.

Any virus of the family Flexiviridae (now split into Alphaflexiviridae, Betaflexiviridae, Gammaflexiviridae and Deltaflexiviridae