We hold a barbecue (BBQ) when
To come over or go over means
The host is someone who
If you pick someone up,
We have a bon voyage party when
If the party is pot luck,
We have a retirement party when
To turn up means
We hold a farewell party when
If you eat out,
If you have somebody over,
If you stay in,
everyone brings food.
you have a meal in a restaurant, etc. rather than at home.
we want to enjoy a summer evening outdoors.
someone is going to stop working, usually because they have reached a certain age.
to come or go to someone's home.
they come to your house for a meal, drink etc. because you have invited them.
you don't go out and you stay at home.
you go somewhere (usually in your car) and get somebody who is waiting for you.
someone is leaving for a long or important trip.
holds or throws a party at their home.
to arrive where you have arranged to meet someone or do something
someone is going away (e.g. moving to another job) or moving away (e.g. moving to another country).