ball gag

• ball-gag
• ballgag

ball gag (plural ball gags)

1. (BDSM) A gag with a rubber or silicone sphere that is strapped into the mouth behind the teeth.
   • 1978–79, Teresa Hommel, “Images of Women in Pornography and Media”, in New York University Review of Law and Social Change, volume 8, number 2, ISSN 0048-7481, page 209:

     Here is a model with an alluring docile expression, wearing a ball gag. Her arms and breasts also are bound.

   • c. 1994, Quentin Tarantino, Pulp Fiction (screenplay); quoted in Kathryn Bond Stockton, Beautiful Bottom, Beautiful Shame: Where “Black” Meets “Queer”, Durham, North Carolina: Duke University Press, 2006, DOI:10.2307/j.ctv11hpj4x, →ISBN, page 6:

     Miserable, violated and looking like a rag doll, Marsellus, red ball gag still in his mouth, opens his watery eyes to see Butch coming up behind.