Definition of this means war
- He insulted my girlfriend, and as far as I'm concerned, this means war.
- Make fun of my car, will you? This means war!
: to have in the mind as a purpose : intend
: to design for or destine to a specified purpose or future
: to serve or intend to convey, show, or indicate : signify
: lacking distinction or eminence : humble
: lacking in mental discrimination : dull
: of poor, shabby, or inferior quality or status
: occupying a middle position : intermediate in space, order, time, kind, or degree
: occupying a position about midway between extremes
: serving as a means : intermediary
: a state of usually open and declared armed hostile conflict between states or nations
: a period of such armed conflict
: state of war
: to be in active or vigorous conflict
: to engage in warfare
: worst, overcome
What made you want to look up this means war? Please tell us where you read or heard it (including the quote, if possible).