A business card — a small card with a person's name, company, and contact details, commonly exchanged in professional settings.
初めて会ったらまず名刺を交換しましょう。
When you meet someone for the first time, exchange business cards first.
名刺に連絡先のメールアドレスが書いてある。
The business card has an email address listed for contact.
名刺入れを忘れて名刺が出せなかった。
I forgot my business card holder and couldn't present my card.