pack (someone or something) inidiom
Definition of 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.