macOS 에서 Node.js 완벽하게 삭제하는 방법

1. Go to /usr/local/lib - delete any node and node_modules
2. Go to /usr/local/include - delete any node and node_modules directory
3. If you installed with brew install node — run brew uninstall node in your terminal
4. Check your Home directory for any local or lib or include folders — delete any node or node_modules from there
5. Go to /usr/local/bin — delete any node executable

위 방법으로도 완벽하게 삭제되지 않는다면 아래 명령어들 실행

1. sudo rm /usr/local/bin/npm
2. sudo rm /usr/local/share/man/man1/node.1
3. sudo rm /usr/local/lib/dtrace/node.d
4. sudo rm -rf ~/.npm
5. sudo rm -rf ~/.node-gyp
6. sudo rm /opt/local/bin/node
7. sudo rm /opt/local/include/node
8. sudo rm -rf /opt/local/lib/node_modules
9. sudo rm -rf /usr/local/include/node/

출처 : How To Completely Uninstall Node.js From Mac OS X