Origin of housebroken
verb (used with object), house·broke, house·bro·ken, house·break·ing.
Origin of housebreak
Examples from the Web for housebroken
1820, "to break into a house criminally;" see house (n.) + break (v.). Perhaps a back-formation from housebreaker, attested from mid-14c. Sense of "to train a domestic animal to be clean in the house" is from 1881. Related: Housebreaking; housebroken.