friend request
US /ˈfrend rɪˌkwest/
UK /ˈfrend rɪˌkwest/

1.
友達リクエスト
a request sent to another person on a social networking site asking to add them to one's list of friends
:
•
I sent her a friend request on Facebook.
彼女にFacebookで友達リクエストを送った。
•
Did you accept his friend request?
彼の友達リクエストを承認しましたか?