Lewding is taking any anime character that is seen as attractive and sexualizing it through artwork or memes. Commonly seen with many attractive female characters from manga as well as anime.
"Man look at this hot raphtalia fanart I made."

"Bro she's 13 wtf lewding that's just wrong."
by ThAtOn_eGuy February 11, 2019
The fact of making a roleplay character extremely horny.
Cat Girls / Nekos are often subject to lewding. Most of the Internet does not seem to understand that they can be wholesome and are not just playthings for you to stick your...stick into.
by Someone who kinda exists September 26, 2021
not decent; obscene; lustful; unlearned; vile
You lewd urchin!
by Larstait November 16, 2003
Real definition: 'crude and offensive in a sexual way.'

Definition according to people who watch anime: 'anything remotely sexual.'
'nO leWd aLlOWeD'
by BigLadIzaac December 22, 2020
A lewd is a photograph taking by oneself as a tease. Not a full on nude showing your private parts but teasing the receiver of the photograph.

A picture of a girl in her underwear is considered a lewd.
"Omg, Tom, did you see Jessica's leaked lewds?"
"Yeah, dude! Her bra is so sexy."
by cryinggold November 27, 2015
What anime fans say when they're vaguely uncomfortable with how they're drooling over 14 year old girls
"that picture is lewd"
by Miss of Arc June 28, 2014
Looks like James is going to post some lewds tonight on his page.

Hey, check out these kinky lewds!
by BriTheThighGoddess November 22, 2016