Definition of an arm and a leginformal
- It's a reliable car, and it doesn't cost an arm and a leg.
: a human upper limb
: something like or corresponding to an arm: such as
: the forelimb of a vertebrate
: to furnish or equip with weapons
: to furnish with something that strengthens or protects
: to equip or ready for action or operation
: a means (such as a weapon) of offense or defense
: a combat branch (as of an army)
: an organized branch of national defense (such as the navy)
: a limb of an animal used especially for supporting the body and for walking: such as
: one of the paired vertebrate limbs that in bipeds extend from the top of the thigh to the foot
: the part of such a limb between the knee and foot
: to use the legs in walking
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