cup of coffee

noun4

1. •
   (figurative) One’s personal preference.

   • Since social anthropology is not my cup of coffee, I leave it to the research scholars to discover the true significance of this transformation. — 1963
2. •
   (informal) How cheap something is.

   • This Wi-Fi jammer costs a cup of coffee.
3. •
   (slang) The situation where a minor league player comes up to the major league team for a short period of time.

   • I was up for a cup of coffee once; those were the best six days of my career.
4. •
   (euphemistic) An invitation to have sex.