- 0x5 is the hexadecimal representation of the binary number 101, which visually resembles the acronym lol. 0x5 is used in mostly the same circumstances as lol, and is used as an in-joke and a shibboleth on a programming forum.
0x5
interjection; other word formation type creative respelling
Indicates laughter or the recognition of humor in a previous statement, or to demonstrate that a statement is not serious
Etymology : from lol, which was originally an acronym of laughing out loud
Source : “0x5 I'm not sinking that low yet :P” - IRC channel, 10/04/2020
Last modified: 26 November 2020