1. visit someone's location for a purpose
call over for a chat
To 'call over' to someone or somewhere means 'to visit'. You might 'call over' to a friend to see them or 'call over' to an elderly relative to check on them. This is used more in social contexts. You can also 'call over' someone meaning to ask them to come to where you are. "Could you call Jack over? I'd like him to look at these accounts." This use of 'call over' is popular in social and professional contexts.