The given term "breev" seems to be a misspelling or an unclear term. However, it might be a combination of two words: "breed" and "quick." If so, here's the explanation for the possible intended term:
1. Breed - This refers to a variety or type of living thing, specifically referring to animals or humans, often used in the context of breeding or mating within certain groups or types.
2. Quick - This can have different meanings depending on the context but generally means something that is fast, agile, or sharp.
If "breev" is meant to be a combination of these two words, it could potentially refer to fast-paced breeding or mating scenes in porn videos involving animals or humans, such as rapid succession of different pairs mating or breeding quickly one after the other.