To dream of being thirsty represents an unmet need. There is an emotional void in your life. It may also be a sign that you feel neglected or can't catch to get a break. You may be seeking for some inspiration, motivation or just an extra push. Being thirsty may also be a sign that you desire rejuvenation in some way.
Negatively, thirst in a dream may reflect desperation, impatience, and overeagerness. Desperation for attention. Desperation for instant results or change. Neediness. Needing money to pay bills.
Positively, thirst in a dream may reflect am eagerness to learn or have new experiences. Receptiveness to new ideas, change, or healing.