Definition 1 of 1
Good host/hostess urge their guests in this way only to eat more more!
Stems from multiple Indian languages, where hosts encourage you to eat without shame.
Translation from any Indian language for example "sharmana nahi apna ghar soch key khao."
(Translated: eat shamelessly, as if it is your house!)
Added 2011-09-15 by Cyanide