Sentence:  [...] If one Man upon angry Words ſhall make an Aſſault upon another, either by pulling him by the Noſe, or <WSD>filliping</WSD> upon the Forehead, and that he is ſo aſſaulted ſhall draw his Sword, and immediately run the other through, that is but Manſlaughter; for the Peace is broken by the Perſon killed, and with an Indignity to him that received the Aſſault. 
Meaning of the word marked with <WSD> tags:  To strike, project, or propel with a fillip (that is, a finger released quickly after being pressed against the thumb); to flick.