Definition of blackwall:
(n) :
A neighbourhood in the borough of Tower Hamlets, Greater London, England, alongside the Thames (OS grid ref TQ3880).
(n) :
A suburb in the Central Coast region of New South Wales, Australia.
(n) :
A neighbourhood in Ipswich, Brisbane, Queensland, Australia.
(n) :
A locality in West Tamar council area, northern Tasmania, Australia.
(n) :
A tyre/tire with black sidewalls.