This is the 37th most frequent Dutch word.
gaan
"To go."
Here, 'gaan' means 'to go' as in physically going somewhere.
Ik ga naar de winkel.
I am going to the store.
Here, 'gaan' is used to indicate an intention to perform an activity, combined with the verb 'fietsen' (to cycle).
Wij gaan fietsen in het park.
We are going to ride bicycles in the park.
Here, 'gaan' is used to indicate a future tense for an event (it will rain).