godan verb (-mu), transitive verb
General term for inserting something into a slot, gap, or opening. Often used for plugging in cables, inserting cards, or putting objects into a container.
See also: 差し込む
USBケーブルをパソコンに挿し込む。
I plug the USB cable into the computer.
カードを機械に挿し込んでください。
Please insert the card into the machine.