A person who picks out anything wrong with your manners, usually someone with a stick up their arse. Similar to a Grammar Nazi
"That Jane, she's a total Manner Nazi"
"Yeah, she shouted me down because I didn't thank her for stealing my boyfriend. Manner Nazi hobag."
"Yeah, she shouted me down because I didn't thank her for stealing my boyfriend. Manner Nazi hobag."
by Sheldon_Koopa June 12, 2012