ball-buster

[bawl-buhs-ter] /ˈbɔlˌbʌs tər/
noun, Slang: Vulgar.
1.
an arduous, often unpleasant task.
2.
a person who makes great demands on others; taskmaster.
Also called ball-breaker
[bawl-brey-ker] /ˈbɔlˌbreɪ kər/ (Show IPA).
Contemporary definitions for ball-breaker
noun

a sexually demanding woman; also called ball-buster

noun

a demanding woman who destroys a man's confidence; also called ball-buster

noun

any extremely demanding activity, situation, or task

Slang definitions & phrases for ball-breaker

ball-buster

noun
  1. Something that is very difficult to accomplish; a Herculean task; killer (1950+)
  2. Someone who assigns and monitors extremely difficult tasks: a real ball-buster of a skipper (1970+)
  3. An intimidating man; ruffian; enforcer, gorilla: It had been a mistake allowing these two ball-breakers in (1970s+)
  4. A woman who saps or negates a man's masculinity; castrating female (1970s+)