deposition - Dictionary definition and meaning for word deposition
deposition- testimony under oath. When someone takes a position (or a side) in a court of law, he has taken a deposition.
de(removing)+position..so removing someone from his/her position.
rootword de(down)-position means removing from the prsent position and keeping in the down position
imagine a Jamaican taking "de position" that they are innocent/guilty in court. When they tell their official story, that is a deposition