pack (someone or something) in

1 :  to cause (someone or something) to fit into a small space We were packed in the tiny room like sardines. trying to pack one more thing in an already stuffed suitcase

2 :  to cause (large groups of people) to come to a show or performance His show still packs in (the) crowds. The movie has been packing them in at theaters across the country.

3 :  to put (a large amount of something) into (something) She packs a lot of information in her short essays.

4 US, informal :  to stop using (something) forever She isn't packing in her skis just yet. I decided to pack in my paintbrushes and go to business school.

5 British, informal :  to give up doing (something) He packed in his job and became a farmer. They might pack in the project altogether.