By-blow

By·-blow

By-blow

n.
  1. A side or incidental blow; an accidental blow.
    With their by-blows they did split the very stones in pieces.
  2. An illegitimate child; a bastard.
    The Aga speedily . . . brought her [his disgraced slave] to court, together with her pretty by-blow, the present Padre Ottomano.