full stop

Universal Words noun, adverb noun (also less frequent stop) (both BrE) (AmE period) the mark ( . ) used at the end of a sentence and in some abbreviations, for example e.g. IDIOMS come to a full stop to stop completely: The car began to shudder and eventually came to a full stop in front of the church. adverb (BrE) (also period AmE, BrE) (spoken) used at the end of a sentence to emphasize that there is nothing more to say about a subject: I've already told you-we can't afford it, full stop!