Green’s Dictionary of Slang

piece of shit n.

also piece of crap
[fig. use of shit n. (1a)/crap n.1 (2)]

1. (orig. US) an unpleasant or disliked person.

[US]H. Miller Sexus (1969) 140: I’m a lawyer. So what? I might just as well be a piece of shit.
[US]T. Anderson Your Own Beloved Sons 46: He treated me like I was a piece of crap.
[UK]J. Iggulden Storms of Summer 97: ‘Bastard yourself!’ shrieked the Italian [...] ‘Piece of shit! Bastard yourself!’.
[US]P. Thomas Down These Mean Streets (1970) 39: I’m just like any other man, one hunk of shit hung up.
[US]E. Bunker No Beast So Fierce 89: He’s a piece of shit to me. Shyster lawyers are worse than stooligeons.
[US]T. Wolfe Bonfire of the Vanities 41: Hey, Kramer, you piece of shit!
[US](con. early 1950s) J. Ellroy L.A. Confidential 125: Even a piece of shit like you has to have some women he cares about.
[US]E. Bunker Mr Blue 60: Anybody’d nail that piece of shit is aces with me.
[UK]B. Hare Urban Grimshaw 11: What a cowardly, stinking piece of shit I was.
[Aus]P. Temple Truth 319: Villani. Got a piece of shit to be taken off my hands. Yeah.
[US](con. 1973) C. Stella Johnny Porno 172: Some piece of shit I think is looking to fuck with me.
[SA]Cape Times IOL (SA) 19 May [Internet] An arrogant piece of shit who thinks he’s above the law.
[US]S. King Finders Keepers (2016) 113: The skinny piece of freshman shit sitting by himself.
[UK]Guardian G2 10 May 10/1: Kill yourself you Fat Piece of Shit.

2. (orig. US) anything unpleasant, disgusting or of poor quality, e.g. a piece of gross hypocrisy etc.

[US] Letter 30 Jan. in Edelman Dear America (1985) 82: Come October ’68 I’m gonna [...] watch you put a match to this piece of crap.
[US]L. Kramer Faggots 38: A lease on this piece of shit is yours for any price.
[US]S. King Christine 15: If he took that car to Darnell’s, he couldn’t get fifty dollars for parts. It’s a piece of shit.
[UK]M. Amis London Fields 304: It’s an awful little piece of shit.
[UK]J. Niven Kill Your Friends (2009) 39: It will cost us maybe a hundred grand to try and have a hit with this piece of shit.
[US] M. McBride Frank Sinatra in a Blender [ebook] ‘What about this piece of shit?’ I kicked the back tire of the Neon.