semi
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
A partial erection of the penis.
Register: slang
Where it’s used:
Used
American English
Examples
The twink got a semi just from that look.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “semi” mean?
A partial erection of the penis.
Is “semi” formal or informal?
semi is generally slang.