v. to increase (something) in extent or intensity; to intensify or step up
v. in technical support, to transfer a telephone caller to the next higher level of authority
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. increase in extent or intensity
Word Usage
"The term escalate became popular during the Vietnam War and refers to the United States' significantly increasing its involvement, but the term also carries an undertone of blunder."