1. Badly or improperly formed; having an abnormal or irregular shape or structure
The malformed data caused the program to crash.
Os dados malformados causaram a queda do programa.
2. In medical contexts: having a physical deformity or structural abnormality from birth
The baby was born with a malformed heart.
O bebê nasceu com o coração malformado.
3. In computing: improperly structured or invalid (especially regarding code, XML, HTML, etc.)
The malformed HTML code prevented the website from loading correctly.
O código HTML malformado impediu o carregamento correto do site.