Skip to main content
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Information Collection Notice
Trademark Concerns
reCAPTCHA Privacy
Terms of Service
reCAPTCHA Terms
Privacy Policy
Accessibility
Report a Bug
Data Request
Contact Us
Security
DMCA
© 1999–2026 Urban Dictionary ®
Mugs
Tees
Hoodies
Pro Customization
Create unique products with your own words and definitions
Preview
Personalize Your Design
Your Word
Your Definition
To heem. The act of heeming another being. 1.Hitting someone with such a force that it knocks them out cold, often resulting in a trip to the shadow realm Often used to describe a knockout in the combat sports world. 2. A clean knockout with no requirement for follow up shots Derived from the term heem sleepy, ironic Ebonics used on image boards such as 4chan in place of “he’s sleepy” when responding to posts containing footage of an individual seen to be knocked unconscious, whether in a street fight or competition.
Text fits
Save
Cancel