Definition 1 of 2
"Such ey mandi she is, that sujatha, falling for that vayanokki suresh"
Added 2011-10-19 by Kochu kalli
Definition 2 of 2
It actually means, going non-profit. It is usually related to a business.
Eg. Share bazaar mein aajkal mandi chal rahi hai.. sensex bhi down hai...
(In Share Bazaar these days things run mandi ... the sensex is down as well).
Added 2011-10-18 by Hotchutney