know as much about (something) as a pig knows about Sunday

(redirected from known as much about it as a pig knows about Sunday)

know as much about (something) as a pig knows about Sunday

To know absolutely nothing about something. Primarily heard in US. My uncle bequeathed the farm to me when he passed away, but I knew as much about running a farm as a pig knows about Sunday! Oh, stop lecturing me. You know as much about running a business as a pig knows about Sunday!
See also: know, much, pig, Sunday
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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