Unbar v. t. : To remove a bar or bars from; to unbolt; to open; as, to unbar a gate.

Example:
how do you Unbar yourself from yahoo gaming rooms?

Taxonomy
unbar, Merriam-Webster Online Dictionary, Dictionary, webster, Word Games, Webster Online Dictionary with audio pronunciations, thesaurus, Google Search, Custom Search, glossary, english, language, ESL, Search, bär, transitive verb, 14th century, Unabridged Dictionary.

Defination from the web:
unbar from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... Learn more about "unbar" and related topics at Britannica.com. Pronunciation Symbols. Share this entry: Link to this page: Cite this page: ...