H2G2
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
The Hitchhiker's Guide to the Galaxy, a comedy science fiction series by Douglas Adams.
Register: slang
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “H2G2” mean?
The Hitchhiker's Guide to the Galaxy, a comedy science fiction series by Douglas Adams.
Is “H2G2” formal or informal?
H2G2 is generally slang.