thirsty meaning
EN
[ˈθɜː(ɹ)st.i] [-ɜː(r)sti] 
US - AdjectiveCOMthirstierSUPthirstiest
- Needing to drink.
- After all that work I am really thirsty.
- Causing thirst; giving one a need to drink.
- I had for dinner, or rather supper, a chicken done up some way with red pepper, which was very good but thirsty.
- Craving something.
- I am thirsty for knowledge.
- After the president left office, the nation was thirsty for change.
- Needing to drink.
- More Examples
- Used in the Middle of Sentence
- I was so thirsty that I got through three glasses of orange juice.
- When I'm thirsty I drink squash; it tastes much nicer than plain water.
- 1843, William Henry Leatham, Oliver Cromwell, a drama [in verse], p. 13: 'Tis thirsty work, this marching, fighting, ay.
- Used in the Middle of Sentence
Definition of thirsty in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Adjectives
- en thirsty work
Source: Wiktionary
Grammatically, this word "thirsty" is an adjective.