brass up а) надевать кожаные ремни и металлические украшения (на лошадь) The boys are in the yard, brassing up the horses for the show. Come on boys, let's get brassing up, we must be ready to leave for the horse show in an hour. б) платить свою долю If everyone brasses up, we'll soon have enough. Each member is asked to brass up his share of the cost.