Google ANDROID 2.3.4 - Manual (Page 26)

Android basics 26
AUG-2.3.4-105 Android User’s Guide
Context menus
Context menus contain tools that apply to a specific item on the screen. You open a
context menu by touching & holding an item on the screen. Not all items have context
menus. If you touch & hold an item that has no context menu, nothing happens.
When you touch & hold some items
on a screen...
...a context menu opens.