Likewise or similarly in other lexica; references at Photius tau564 Theodoridis.
For the verb tureu/w (which literally means making cheese; cf. tau 1197, tau 1199, etc.) in this applied/figurative sense, see also tau 1194. The present headword, evidently quoted from somewhere, is its aorist passive participle, either masculine accusative singular or neuter nominative/accusative plural.