Verb
Often used other than figuratively or idiomatically: to assume a given position.
(idiomatic, US, law enforcement) To turn away, with one's hands in a visible and unmovable position, so that one can be searched.
(idiomatic, UK, punishment) Often used as an order to bend over, for example, to receive the traditional corporal punishment in a case of misbehaviour.
Source: en.wiktionary.org