a small round green bean

the tropical Old World plant that yields mung beans, commonly grown as a source of bean sprouts

manipulate (data)

you could do what anti-spammers have done for years and mung the URLs

they're publishing raw XML feeds of their data sources for you to mix and munge

To mix, mingle; to knead.

(a) with object. To bewilder, to lead astray; (b) without object to be bewildered, to go wrong; to rave, go mad.

To beg (someone) for money, etc. Also without object: to beg, cadge.