1. To fuck or penetrate in some way a person in order to break them down to a point of humbling before you.
2. Synonymous with "owning" "spanked" or variations on the theme but often with an extra implied harshness.
1. John was humbled by the ass raping Rick gave to him in the showers. John was given a humble fuck or John was Humble Fucked
2. I grabbed the girl by her hair and humbled fucked her face.