Definition
To slowly erode the foundation of something—literally by digging tunnels beneath it, or metaphorically by stabbing it in the back through sabotage and subversion.
Example Usage
The competitor was undermining our market position by poaching our best talent and spreading FUD.
Source: Merriam-Webster via Free Dictionary API
Related Terms
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See “undermining” in Corporate Speak, Gen-Z Slang, Pirate Speak, and more.
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