VegeBul

Vegeta x Bulma is the het ship between Vegeta and Bulma in the Dragon Ball fandom.

Canon
After a fight with Yamcha, Bulma rebounds to Vegeta shortly after they had returned from Namek. He gets Bulma pregnant and they have a boy named Trunks. At first Vegeta seems to care little about they but over time he comes to care for them.

During Dragon Ball Super they have a second child named Bra, who appears in Dragon Ball GT and the end of Dragon Ball Z.

Fanon
Is a fairly popular ship due to being canon.