/'bi:dl; `bidl/
n (Brit)
1 officer helping in certain church or college ceremonies （某些教会或学校的礼仪活动的）助理员.
2 (formerly) parish officer who helped the priest by keeping order in church, giving money to the poor, etc （旧时教区中协助牧师维持教堂秩序、向穷人发放赈济款等的）助理员.

n[C]
an officer in British churches in the past, who helped the priest in various ways, especially by keeping order