This is the 9207th most frequent Russian word.
слили
"Слили" means "leaked" or "merged" depending on context.
In this context, 'слили' means 'leaked' or 'released' as in sharing information that wasn't supposed to be disclosed.
Они слили конфиденциальную информацию в Интернет.
They leaked confidential information to the Internet.
Here, 'слили' is colloquially used to mean 'lost' or 'failed' intentionally or due to poor performance in a competitive scenario.
Команда слили последний матч сезона.
The team lost the last match of the season.
In this instance, 'слили' means 'drained' or 'emptied,' referring to the removal of liquid from a container.