Skip to main content
{document.getElementById('search-input').dispatchEvent(new Event('input',{bubbles:true}));document.getElementById('search-input').focus()})}else{location.href='/random.php'}">
Home
Add a Definition
UrbanDictionary.store
Blog
Advertise
User Settings
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
#
Definitions by NewlyInventedWords
Sleizure
Share definition
Flag
When
a person
or
animal
has a
seizure
in their sleep.
Sarah
went
to the
hospital
because she had a sleizure.
Sleizure
by
NewlyInventedWords
January 14, 2026
0
0
Get merch
Shuffle