What breed is my shelter dog. To produce or reproduce by giving birth or hatching: Mosquitoes breed in water. family, pedigree, line. How to use breed in a sentence. To raise animals or plants, often to produce new or improved types: breed a new type of corn. 2. Idiom a dying breed (Definition of breed from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press) BREED meaning: 1 : to keep and take care of animals or plants in order to produce more animals or plants of a particular kind; 2 : to produce young animals, birds, etc. breed′a•ble, adj. Breed definition: To produce (offspring); give birth to or hatch. A breed of a pet animal or farm animal is a particular type of it. For example, terriers are a breed of dog. uohgl s3a exjxm2 c4n9 f0bc xko vij cpu3i dfgng vg