bollock

• ballock

From Old English beallucas (“testicles”), from Proto-Germanic *ballukaz, from Proto-Indo-European *bʰel- (“to inflate, swell”); equivalent to ball +‎ -ock.

• IPA^(key): /ˈbɒlək/

bollock (plural bollocks)

1. (Britain, vulgar, chiefly in the plural) A testicle.

   You've got a bollock hanging out of your shorts.

bollock (third-person singular simple present bollocks, present participle bollocking, simple past and past participle bollocked)

1. (Britain, transitive, vulgar, slang) To reprimand severely and grossly.

   The boss bollocked me for coming in late.

2. (Britain, vulgar, slang) To exhaust, tire out.

   I woke at 17:05 and felt totally bollocked. After a shower, I went to the NAAFI for some sarnies and orange juice. ( https://4btystig.wordpress.com/2011/08/page/2/ )