Longman Dictionary of Contemporary English - full stop

~1 n 1 BrE a point (.) that marks the end of a sentence or the shortened form of a word; period1 (5) AmE 2 AmE the state of being completely stopped, usually in a car  (The car can accelerate from a full stop to 60 mph in five seconds.) 3 come to a full stop to stop completely, especially because of a problem or difficulty  (Production came to a full stop when the generator blew up.) ~2 interjection BrE used to say that you have definitely decided something, and you will not change your decision; period1 (6)  (I don't have a reason. I just don't want to go, full stop.)