Definition of "mung"

mung bean (Vigna radiata, syn. Phaseolus aureus), cultivated for its sprouts.  examples

(computing, informal) To make repeated changes to a file or data which individually may be reversible, yet which ultimately result in an unintentional irreversible destruction of large portions of the original data.  examples

(by extension, informal) To harm, to damage; to destroy.  examples