Weeb Characters are characters who originate from non-anime/manga media such as Video Games who were specifically designed to appeal to the Anime demographic. They also tend to have sexualized character designs as well.
"Ugh, they really announced Byleth for Smash Bros? She is just another WeebCharacter with a sword."
Someone who is unable to spell, correlates everything with hentai and drinks water from the ground. These people are a sub-species of Weebs. Commonly used as a degenerative insult.
“Have you heard that new guy”
“Yeah I heard he is a Weeb San, you know how those guys are”