Working Directory
In plain terms
The local folder where you edit project files.
Going deeper
The working directory is the checked-out copy of files you actively edit, separate from the staging area and committed history. It's your live workspace.
Under the hood
Changes here are untracked until staged; git status shows its state versus the index.
Examples
Editing files, git status, untracked changes, local workspace.
Think of it like...
Like the desk where you work on documents before filing them.