Official NBA Emoji chart. First one says it all.
I got to try this. Sorry if I butcher any of them.
Jordan = Goat - Greatest of all time
Chamberlain = Scored 100 points in a game
Russell = 11 titles
James = King
Bryant = Black Mamba
O'Neal = strength - Superman
Bird = Celtics clover
Duncan = books - Big Fundamental
Rodman = Yeah, moving on.
Malone = Mailman
Mutombo = finger wag after block
Payton = The glove
Wade = flash
Gervin = The Iceman
Allen = 'Jesus' Shuttlesworth
Iverson = Question and Answer
Nash - Canadian
Olajuwon = The Dream
Smith = The Jet
Williams = White Chocolate
Maravich = Pistol Pete
Robertson = The Big O
Wilkins = Human Highlight Reel
Johnson = Magic nickname
West = The Logo
Nowitzki = German
Stephenson = Big LeBron fan
Gortat = Polish Hammer
Curry = Chef
Ridnour = Recycled
Webb = Shrimp (Short Player)
Parker = French
Anthony = Orange - Syracuse
Kemp = Rain Man
Rose = Last name
Johnson = Grandmama
Stoudamire = Mighty Mouse
Cousins = Ghost - Boogie
MWP = Self explanatory