Definition of arch dam:
"his arched back ached from the constant strain."
(v) :
(to curve); to have made
curved
"he arched his back into a half-moon curve trying to get the stiffness out."
Definition of arch dam:
"his arched back ached from the constant strain."
(v) :
(to curve); to have made
curved
"he arched his back into a half-moon curve trying to get the stiffness out."