ichidan verb, transitive verb
lean against; prop against; set against
Transitive verb meaning to place something so that it rests against another object for support. Often used with 壁 (wall) or 柱 (pillar).
See also: もたせ掛ける
彼は壁にもたせて自転車を置いた。
He leaned his bicycle against the wall.
はしごを塀にもたせてください。
Please prop the ladder against the fence.