This is the 284th most frequent Hungarian word.
fognak
"Fognak" means "they will catch" or "they will hold" in English.
In this sentence, 'fognak' indicates a future tense used to express an action that will happen in the future. It is the third person plural form of 'fog', showing that 'they' are the subject.
Holnap fognak kirándulni menni.
Tomorrow they are going to go hiking.
In this example, the word 'fognak' is part of a reported speech construction indicating a future intention or promise to perform the action of helping.
Megígérték, hogy fognak segíteni.
They promised that they would help.
Here, 'fognak' again determines a future aspect and emphasizes the action of 'being able to learn' that is going to take place.