adjective
also swayback ˈ ̷ ̷| ̷ ̷
1. : having or afflicted with swayback — opposed to camelback
2.
a. : having or being a part with a concave center
two cabins end to end … with a swaybacked roof over both — Emmett Gowen
b. : characterized by unevenness of quality, direction, or intention
his performance follows a curiously swaybacked course — John Mason Brown