Two Heads
Noun Phrase · Slang & Abbreviations
Definitions
A shorthand for the idea that two people thinking together can solve a problem better than one alone. In engineering slang, two heads often means pairing, joint review, or a quick second set of eyes.
In plain English: The idea that two people working together can solve something better than one.
Example: "The query plan looked obvious once two heads were on it, because one engineer saw the index issue the other had mentally filtered out."