A manner implicature is a conversational implicature based on an addressee's assumption that the speaker is either observing or flouting the conversational maxim of manner.
If the speaker is assumed to be observing the maxim, then the addressee makes a standard implicature. If the speaker is assumed to be flouting the maxim, then the addressee makes a more nonstandard type of implicature.
The manner implicature Miss Singer sang badly is derivable from the sentence Miss Singer produced a series of sounds corresponding closely to the score of an aria from ‘"Rigoletto."
Because of the submaxim be orderly, an addressee can draw the implicature that the events presented in Alfred went to the store and bought some whisky happened in order