Shack up and Throw together

Shack up verb - Share living quarters; usually said of people who are not married and live together as a couple.

Throw together and shack up are semantically related. In some cases you can use "Throw together" instead a verb "Shack up".

Throw together verb - Produce shoddily, without much attention to detail.

Shack up and throw together are semantically related. Sometimes you can use "Shack up" instead a verb "Throw together".