D defs.my
Entry 2 senses Webster, 1913

bollock

· IPA /ˈbɒ.lək/
01 n. one of the two male reproductive glands; a testis; -- usually spelled ballock, and usually used in the plural.
  1. 1.
    one of the two male reproductive glands; a testis; -- usually spelled ballock, and usually used in the plural.
  2. 2.
    a pulley-block at the head of a topmast.
Syn. gonad, testicle, ball, nut, egg. — Syn. -- bullock block.