A hipped roof is sloped in two pairs of directions (e.g. N-S and E-W) compared to the one pair of direction (e.g. N-S or E-W) for a gable roof.
Merriam-Webster Online Dictionary
hip (noun) - rose hip
1.
a) the laterally projecting region of each side of the lower or posterior part of the mammalian trunk formed by the lateral parts of the pelvis and upper part of the femur together with the fleshy parts covering them
b) - hip joint
2.
the external angle formed by the meeting of two sloping sides of a roof that have their wall plates running in different directions
- used in a cheer hip hip hooray
1.
a) having or showing awareness of or involvement in the newest developments or styles
b) very fashionable - trendy
2.
aware or appreciative of something - used with to got hip to their plan
transitive verb
to make aware - tell inform
- hipness