Definition of poetastery in English:
poetastery
(also poetastry)
noun ˈpəʊɪtast(ə)riˌpəʊɪˈtast(ə)riˌpəʊɪˈteɪst(ə)ri
The work of a poetaster; feeble or trashy verse or versification.
Origin
Mid 19th century; earliest use found in Fraser's Magazine for Town and Country. From poetaster + -y; compare -ery.