What does it mean when you have spots on your tongue bad?

Spots: What kind of spots? Could be taste buds. Are they red or are they white and cotton ball like? Do they rub off with a cotton swab? You should see your dentist or ENT for a diagnosis.

Sadly impossible to : Diagnose or render an opinion based on limited description without evaluation. Best to be evaluated by your dentist or physician. Hope this helps.