What does stack rank mean?

What's stack rank mean for a work item in Team Foundation Server 2010? Is it a user characteristic of some kind?

Solution

It assigns a priority to a requirement.

TFS - An item with the same key has already been added
How to pull source codes from TFS for building images in openshift pipeline
Visual Studio / Nuget puts files in the wrong place
CodeLens not showing references
TFS 2017 Git API - Get Tag By Name
How to branch my Visual Studio Online (TFS) Solution?
No test found. Make sure that installed test discoverers & executors, platform & framework version settings are appropriate and try again
WorkItem Creation Transaction Rollback
Opening Source Control Explorer in Visual Studio 2022
Remove project from visual studio solution
Folders created in visual studio solution under solution explorer not appearing in source control explorer
How to force Visual Studio to use the TFS source control provider and not GIT provider
Error 500 while creating Azure DevOps server connector in Microsoft teams
Get Visual Studio to run a T4 Template on every build
How to Retrieve the Triggering Pipeline's runName in a YAML Release Pipeline
401 - Unauthorized: Access is denied due to invalid credentials when Trying to access the TFS API by postamn
How to get a branch name for a dedicated changeset number via PowerShell
TFS build write message to summary
Exception setting "CursorPosition": "The handle is invalid." when running pipeline task using PowerShell Core
Azure DevOps. Can't trigger a pipeline in Repo A when a commit is done in repo B
TFS and referenced DLLs
How to Migrate TFVS project to Azure Git Repos from different Organization
TFS source control - new files not automatically detected as pending changes
Azure DevOps API Authentication
How can we make a Work Item Creator automatically a Follower?
Task could not find "LC.exe" using SdkToolsPath
How do I move and rename a project in both TFS & VS2012
Renaming the containing project folder in VS.NET under TFS
How to Filter Links Using <LinksControlOptions> with Link Comment Value in Azure DevOps Process XML?
Commit all is greyed out in Team Explorer in VS 2015