quid pro quo
/ˌkwɪd prəʊ ˈkwəʊ/
noun
- a favour or advantage granted in return for something."the pardon was a quid pro quo for their help in releasing hostages"
quid pro quo
quid pro quo /ˌkwɪd prəʊ ˈkwəʊ/ noun noun : quid pro quo ; plural noun : quid pro quos a favour or advantage granted in return for...