Green’s Dictionary of Slang

shitload n.

also crapload, shitloads
[shit n. + SE load]

a great many, a large amount; usu. as a shitload of.

[US]Baker et al. CUSS 195: Shitload [...] A great deal of something.
[US]T. Whitmore Memphis-Nam-Sweden 158: They sure managed to squeeze a shitload of tourist mileage out of us.
[US]J. Ellroy Brown’s Requiem 33: We got a whole shitload of Jane Bakers here.
[US]G. Tate ‘Electric Miles’ in Flyboy in the Buttermilk (1992) 73: There’s a crapload of Miles Davis anecdotes.
[US]Eble Campus Sl. Mar. 9: shitloads – a great amount: You have to do shitloads of reading for Poli 41.
[US]C. Hiaasen Lucky You 214: They bought a shitload of beer.
[US]T. Fontana ‘Capital P’ Oz ser. 1 ep. 4 [TV script] Life in prison without parole is a shitload worse than death. Death is parole.
[US](con. 1986) G. Pelecanos Sweet Forever 40: Marcus was under a shitload of pressure these days.
[Ire]P. Howard Miseducation of Ross O’Carroll-Kelly (2004) 109: She’s lost basically shitloads of weight.
[Aus]L. Redhead Peepshow [ebook] She’s into B&D now [...] and making a shitload.
[US]J. Ridley What Fire Cannot Burn 140: That’s a shit load o’ guilt to be carting around.
Skins ser.1 ep.1 [TV script] I took a shit load of pills.
[UK]S. Kelman Pigeon English 89: A shitload of fireworks.
[Aus]me-stepmums-too-fuckin-hot-mate at www.fakku.net [Internet] I made shitloads again, you’d wanna be hungry.
email to davidsimon.com 9 May [Internet] And let me tell you, for a city that’s 99 percent black and Puerto Rican, there are a shit load of white boys in there [i.e. prison], a disproportionate amount.
[UK]Times 20 Aug. 35/3: Colorado won’t be the only place that’s growing a crapload of it [i.e. marijuana].

In phrases

by the shitload (adv.)

in large amounts.

Franco & Hammer Hoffa’s Man 137: Trouble was coming down by the shitload.
V. O’Reilly Devil’s Footprint 27: The military give them out by the shitload.
J.L. Burke Tin Roof Blowdown 138: Washington insiders are down here by the shitload.