Noun
1. an aggressive remark directed at a person like a missile and intended to have a telling effect;
"his parting shot was `drop dead'""she threw shafts of sarcasm""she takes a dig at me every chance she gets"2. the pointed part of barbed wire
3. a subsidiary point facing opposite from the main point that makes an arrowhead or spear hard to remove
4. one of the parallel filaments projecting from the main shaft of a feather