chip (someone's) dip

Translations
вмешиваться в чьи-либо дела
He's always trying to chip my dip when I'm talking to clients.
Он всегда пытается вмешаться в мои дела, когда я разговариваю с клиентами.
Definitions
To interfere with or intrude upon something that belongs to someone else, especially in a way that is considered rude or disrespectful. The phrase often refers to taking or using something (like food or an opportunity) that is not yours.