Definitions by caiface

mtwtm 

an acronym meaning 'mean(s) the world to me'.
used a lot on social networking site bebo, and occasionally on rival sites facebook and myspace.

see also: umtwtm

bebo profile 1: i'm 4teen and my friend &+ family mtwtm

bebo profile 2: i love my best friend natasha, she mtwtm tbh. i don't know what i'd do without her ♥

mtwtm by caiface December 13, 2009