West Ham boss: Lower level drop? Look at Ramos
"Fortunately, those who do it are a minority. I may be wrong, but I think most of those who do these acts do not mean it seriously," the London coach said.
"They are not joking, it's a bad way to express their anger, they have to be ashamed of themselves," he said before the two teams met on Saturday.
Slavin praised his compatriot as "a good player and more than a defender, who has always been on the court and is not disappearing."
"Sometimes you pay for the mistakes of others, but certainly not easy to play as a defender for a team like Liverpool because of their status."
The West Ham boss was an example of Tottenham's encounter with Real Madrid, which ended with a 3-1 win over the Champions League