Ryan Skipow's definitions
A phrase used to denote a name which the speaker has forgotten... usually the tag for someone else to help him or her out on the name. Similar in meaning to whatzis.
by Ryan Skipow May 15, 2005
 Get the who-di-domug.
Get the who-di-domug. by Ryan Skipow May 15, 2005
 Get the whatzismug.
Get the whatzismug.