mbpitw 

Most beautiful person in the world

Hey mbpitw how was your day

mbpitw by ilys January 12, 2021

MBGITW 

An Acronym that stands for "Most Beautiful Guy/Girl In The World". Used most commonly between lovers.

Nick: Anji you are the MBGITW
Anji: Aw thanks, well you are the MBGITW

MBGITW by yogiman03 July 20, 2011

mcpitw

Most caring person in the world

meaning that say the person was hurt and someone went up to them and said aw your the mcpitw
which means
most caring person in the world

mcpitw by SMACKDATSPIDERMAN July 4, 2017