1To fold something up, such as clothes, an umbrella, or a futon, to make it compact.
洗濯物が乾いたら、すぐにたたんで引き出しにしまう。
Once the laundry dries, I fold it right away and put it in the drawer.
雨がやんだので傘をたたんでカバンに入れた。
The rain stopped, so I folded up my umbrella and put it in my bag.
布団をたたんで押し入れに片付けた。
I folded up the futon and put it away in the closet.
地図を小さくたたんでポケットに入れた。
I folded the map up small and put it in my pocket.
2To close down a shop or business; to shut up shop.
後継者がいないため、この店は来月たたむことになった。
Since there's no one to take over, this shop is going to close next month.
50年続いた喫茶店がついに店をたたんだ。
The coffee shop that had been running for 50 years finally closed.
彼は病気を機に会社をたたむことにした。
Prompted by his illness, he decided to shut down his company.
3To vacate or clear out a place, such as a residence or office; to withdraw from and give up a location.
工場を閉鎖し、設備をたたんで別の土地に移した。
They shut down the factory, cleared out the equipment, and moved it to another site.
研究室をたたんで、大学を去ることにした。
He decided to close down his lab and leave the university.