Citations:batcrap

Adjective: "(slang) too irrational to be dealt with sanely"

 * 1995 — Terry Sanderson, Mediawatch: The Treatment of Male and Female Homosexuality in the British Media, Cassell (1995), ISBN 9780304331864, page 80 (quoting Brian Hitchen of the UK The Daily Star):
 * Black dolls are outlawed by muddle heads who see nothing wrong in smoking dope but go batcrap over golliwogs.
 * 1996 — Gus Lee, Tiger's Tail, Ballantine Books (1996), ISBN 9780307480835, unnumbered page:
 * "He kept dialing. I took it. He went batcrap so I stuck a grenade in his shirt. Cops took him in custody."
 * 2007 — The Comics Journal, Issues 280-283, page 89:
 * What I like is a certain ambiguity in a story, but I've come to understand over the years that that drives most people absolutely batcrap!

Adverb: "(slang) used as an intensifier, particularly for insane or synonyms"

 * 2009 — Caitlin Kittredge, Second Skin, St. Martin's Paperbacks, ISBN 031294831X, page 81:
 * "If that guy was batcrap crazy and he called me about it, yeah."
 * 2010 — Kate Brian, Pure Sin, Simon & Schuster (2010), ISBN 9781442407862, page 162:
 * Of course, with Landon it's the private and public personas rather than the sane and the batcrap crazy, but it still would've worked."
 * 2011 — Gary Paulsen, Liar, Liar: The Theory, Practice and Destructive Properties of Deception, Wendy Lamb Books (2011), ISBN 9780385740012, page 56:
 * That kind of behavior made me more certain than ever that, once he was pushed to batcrap-crazy extremes, he'd be forced to see the depth of his obsessions, and then he'd start to develop a more realistic perspective on the whole health nut thing.
 * 2012 — Kathryn E. Brown, Kat Tales: Stories of a House Broken, AuthorHouse (2012), ISBN 9781468556872, page 85:
 * But screaming that you have no weapon is a most certain way to make your husband batcrap crazy.

Noun: "(slang) nonsense, hogwash"

 * 1968 — Katharine Topkins & Richard Topkins, Passing Go, Little, Brown and Company (1968), page 86:
 * The seminal concept, as Ted Grosvenor used to say (he loved that kind of batcrap, which was part of the reason he never turned in a profit),
 * 1968 — Leslie Waller, The Family, G. P. Putnam's Sons, page 315:
 * "God, that is such… such batcrap!" Edith exploded.
 * 1995 — Renee M. Charles, "Cinnamon Roses", in Dark Angels: Lesbian Vampire Erotica (ed. Pam Keesey), Cleis Press (1995), ISBN 9781573442527, page 97:
 * I don't know if it's because people buy so heavily into the mythos of vampirism (y'know, the gal/guy-in-a-sweeping-cape-swooping-down-on-her/his-prey's lily-white, blue-veined throat batcrap),
 * 2009 — Clark Jacob Hafen, Tempest in a Teacup, iUniverse (2009), ISBN 9781440105630, page 99:
 * "Batcrap. Jo was always wild."