back is to/against the wall

: the rear part of the human body especially from the neck to the end of the spine

: the body considered as the wearer of clothes

: capacity for labor, effort, or endurance

: to, toward, or at the rear

: in or into the past : backward in time

: to or at an angle off the vertical

: being at or in the back

: distant from a central or main area

: articulated at or toward the back of the oral passage : formed deep within the mouth

: to support by material or moral assistance

: substantiate

: to assume financial responsibility for

: in opposition or hostility to

: not in conformity with : contrary to

: in competition with

: in preparation for the time when

: a high thick masonry structure forming a long rampart or an enclosure chiefly for defense

: a masonry fence around a garden, park, or estate

: a structure that serves to hold back pressure (as of water or sliding earth)

: to provide, cover with, or surround with or as if with a wall

: to separate by or as if by a wall

: immure

: to roll in a dramatic manner

: to roll (one's eyes) in a dramatic manner