Definitions for "Userland"
Software the user interacts with - in iPodLinux terms this usually refers to the default set of Linux applications and configuration files that are found on the root filesystem, including podzilla. You can find more information on the userland page.
Userland applications are those typically used by endusers, includes applications like OpenOffice, vi etc. These applications exist as runable binaries on the system.
Userland refers to an application space, typically in Unix or Unix-like operating systems, that is external to the kernel and is protected by privilege separation. More specifically, it can refer to the set of libraries provided by the operating system for performing input/output or otherwise interacting with the kernel and is often used interchangeably with user space in this context. It can also refer to non-kernel system components such as a shell or user utilities for manipulating filesystem objects that are collectively referred to as "the userland".
Keywords:  usp, username
username USP