rod meaning and definition

ROD noun

Definition of rod (noun)

1. a long thin implement made of metal or wood
2. any rod-shaped bacterium
3. a linear measure of 16.5 feet
   • synonyms: perch, pole
4. a square rod of land
   • synonyms: perch, pole
5. a visual receptor cell that is sensitive to dim light
   • synonyms: retinal rod, rod cell
6. a gangster's pistol
   • synonyms: gat