be back later
used in internet chatting.
John: Hey man, are u busy?
Bob: Yeah, but I'll BBL.
John: k, cya
This is used when a person has to go to something and will not be back soon
Hey guys i gotta go eat dinner BBL.
邮件由 firstname.lastname@example.org 发出。我们决不会发送垃圾邮件。