eat salt with

eat salt with (someone)

To stay at someone's house. Primarily heard in UK. I feel bad eating salt with Jim for a week, but his house is closer to the meeting site than any hotel.
See also: eat, salt
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

eat salt with

be a guest of. British dated
See also: eat, salt
Farlex Partner Idioms Dictionary © Farlex 2017
See also:
References in classic literature ?
After I had begun to eat some I gave some to my man, who seemed very glad of it, and liked it very well; but that which was strangest to him was to see me eat salt with it.