This is the 16th most frequent Czech word.
bude
"Will be"
In this sentence, 'bude' serves as the future tense of the verb 'být' (to be), and indicates a future state of being.
Zítra bude hezké počasí.
Tomorrow there will be nice weather.
Here, 'bude' is used to predict a characteristic or quality in the future.
Ten film bude určitě zajímavý.
That movie will definitely be interesting.
In this case, 'bude' is used in a question form to inquire about the nature of a future situation.