verb (used with object), out·bred, out·breed·ing.
Origin of outbreed
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
verb -breeds, -breeding or -bred
(intr) anthropol to produce offspring through sexual relations outside a particular family or tribe
to breed (animals that are not closely related) or (of such animals) to be bred
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012