whatchamacallit

Noun.  a metasyntactic term used for any object whose actual name you don’t know or can’t remember. There are many spellings and many synonyms.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.