To indicate with a finger, or a small dot (it could be sharp)
... 2.2A dot or small 
stroke used in Semitic languages to indicate vowels or .... 'when it came to the 
point he would probably do what was expected of him' ..... 1[no object] Direct 
someone's attention towards something by extending one's finger or something 
held in... [DOC] [TLE] How fingers can show risk of heart disease | Daily Mail Online [PAR] Boys can tell whether they are at risk of a heart attack early in adult life by ...