Plural form of butt, A conspicuous hill or mountain, especially one that attracts attention by its isolation, or serves as a land mark_ a name applied in the regions about the upper Missouri and west to the Pacific, verb_ Third-person singular simple present indicative form of butt

The act of isolating, The quality or condition of being isolated, The state of being isolated or alone

Used in asking a question or in seeking repetition or confirmation of a statement, In isolation, a request for repetition or clarification of what has just been said Compare what, pardon, An expression of inquiry or slight surprise