Definition of Band-Aid:
(n) :
an
adhesive bandage, a small piece of fabric or plastic that may be
stuck to the
skin in order to temporarily
cover a small
wound; (capitalized) A particular brand of adhesive bandage
"the proposed pension reforms are just a band-aid that won't fix the underlying problems in the system."
(v) :
to apply an adhesive bandage; to apply a makeshift fix; to
jury-rig
"rather than fix the code, we just band-aided the problem by hiding the error message."