Similar to "Yo, DJ". Bo in this case is a salutation and/or interjection and "selector" is a name for someone who "selects" which records to play - like a DJ.
Can also be used as a celebration.
or as an expression of grief.
"Bo-Selector! Spin some phat tunes man."
"Bo-Selector! I've just won the 1st prize at the WI raffle!"
one who is so caught up with their own shit (as if court proceedings are a legit excuse) that they fail to pay any attention to, or have a complete disregard for, how their actions (or lack thereof) affect others (primarily me). neglect usually stems from an indifference or habitual lack of consideration. neglector roles are common taken on by men.
ex. you’re a neglector deepi – you suck at keeping n in touch, no emails, no nothing.