From William Horlick, founder. Term extended as euphemism for bollocks (“mess”).
Proper noun 
- (chiefly UK) a malted milk hot bedtime drink
Horlicks (plural Horlicks)
- (euphemistic, chiefly UK, slang) bollocks – a muddle, hash or balls-up
Horlicks (third-person singular simple present Horlickses, present participle Horlicksing, simple past and past participle Horlicksed)
- (euphemistic, chiefly UK, slang) to make a hash (of something); to make a Horlicks of.
See also