Shooter ammo is a term used to describe ammunition used in firearms. The two crossword solutions for the term shooter ammo are PEAS and PEA. PEAS is a 4-letter word meaning small, round, green vegetable seeds, while PEA is a 3-letter word meaning the plant that produces these seeds. Both words are related to shooter ammo because the ammunition used in firearms is often referred to as 'BULLETS, ' which are similar in shape to peas.