■ noun
1》 a long, thin piece of metal on a scale or dial which moves to give a reading.
↘a rod used for pointing to features on a map or chart.
↘ Computing a cursor.
↘ Computing a variable whose value is the address of another variable; a link.
2》 a hint as to what might happen in the future.
↘a small piece of advice; a tip.
3》 a dog of a breed that on scenting game stands rigid looking towards it.