kiss something goodbye

US /kɪs ˈsʌmθɪŋ ˌɡʊdˈbaɪ/
UK /kɪs ˈsʌmθɪŋ ˌɡʊdˈbaɪ/
"kiss something goodbye" picture
1.

dire adieu à, faire une croix sur

to accept that you will lose something or that something will fail

:
If you don't study, you can kiss your good grades goodbye.
Si tu n'étudies pas, tu peux dire adieu à tes bonnes notes.
After the company went bankrupt, we had to kiss our investments goodbye.
Après la faillite de l'entreprise, nous avons dû dire adieu à nos investissements.