or love-brat, subs. (common).A bastard.
[?]. Old Chap-book [NARES].
| Now by this four we plainly see, | |
| Four LOVE BRATS will be laid to thee: | |
| And she that draws the same shall wed | |
| Two rich husbands, and both well bred. | 
1849. C. KINGSLEY, Alton Locke, xxviii. Unless we all repent of LOVE-CHILDREN.
1864. DICKENS, Our Mutual Friend, I. xvi. A LOVE-CHILD, returned Betty Higden, dropping her voice; parents never known; found in the street.