Definition of "meido"

I was really struck by how many of the bishoujo cliches it managed to bring up. We already have the older sister, younger sister, childhood friend, and exotic transfer student. We have a genki girl, a ditzy girl, a hime-sama, and a meido.

2006 October 13, Abraham Evangelista, “Re: Crescent Love - dull new anime”, in rec.arts.anime.misc‎ (Usenet)

And then there’s Roberta, who seems like a typical meido (maid) character until she pulls out machine guns from her lacy uniform!

2008 October 12, Kitty Sensei, “Playing pirate”, in Malaysia Star

Although this is a manga about maids, don’t expect to see the submissive and fawning maids of the meido category. The protagonist here is a faithful, skilled and courteous maid from the old English society.

2008, Memedi, "Loyal helper", Malaysia Star, 9 November 2008

Actually, the two times I was there, it was really quite dull in terms of the people wandering around. The most excitement I saw was that one candidate for Prime Minister giving a van-top speech in front of Akihabara station. Oh, and a demonstration of some RC "Tokyo Drift" toy cars out on the street. No dancing in the streets, only a very few meido (some of questionable gender >__< ), and quite a few gaikokujin.

2008 February 9, Captain Nerd [username], “Re: "Alien Jones" - "Boss" coffee ads”, in rec.arts.anime.misc‎ (Usenet)

These meido attract customers by role-playing the part of a maid, complete with French maid-inspired outfits that are long on fantasy elements and typically short on skirt length.

2009, John Graham-Cumming, The Geek Atlas: 128 Places Where Science and Technology Come Alive, O'Reilly Media, published 2009, page 104

"I like having conversations with different meidos," he explains, "but Haruki is my favourite because she's friendliest to me." […] Utena, a meido with pink hair and red plastic horns, recently celebrated her fourth year at Maidolce.

2012 April 1, Dave Tacon, “Dusting off a geek fetish for all things maid in Japan”, in Sydney Morning Herald