bọ̀bọ́ noun /bɔ̀.bɔ́/
Definitions
  1. young man; bros; brother (term of affection for a young man)
    Others in the same set
Etymology
From Nigerian Pidgin bobo.
Listed as a similar word by
brother; (in particular) older brother or a slightly older male relative
Source: Wiktionary, where this word is spelled “bọbọ”. Reference: en-bọbọ-yo-noun-R4QxBOph