It conveys the idea of ‘ shooting people with words. ’ How well that describes the effects of an unruly tongue!
وَلكِنْ تَأَمَّلْ مَا يَحْدُثُ عِنْدَمَا يَتَفَوَّهُ ٱلزَّوْجُ أَوِ ٱلزَّوْجَةُ بِكَلَامٍ كَهذَا .‏