hostile takeover

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An acquisition of a firm despite resistance by the target firm's management and board of directors.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Finance) the purchase of a controlling interest in a publicly-traded company against the wishes of the current management.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun An attempted takeover of a company that is strongly resisted by the target company's management.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a takeover that is resisted by the management of the target company