Wiktionary
brick shithouse
n. 1 An article built more robustly than its function requires; implies an element of indestructability. 2 A person with a well-developed body.
Usage examples of "brick shithouse".
He was gaining ground on HIM, gaining focus on the gray man's brick shithouse build.
Though short at five foot five, he is built rough but solid like a brick shithouse.
And boys and girls, she's built like your old-fashioned brick shithouse.