Strong's #4462: rhabboni (pronounced hrab-bon-ee')

or rhabbouni hrab-boo-nee' of Chaldee origin; corresponding to 4461:--Lord, Rabboni.

Thayer's Greek Lexicon:

̔́ / ̔́

rhabboni / rhabbouni

1) master, chief, prince

2) Rabboni is a title of honour Mary used to address Jesus

Part of Speech: noun masculine

Relation: of Aramaic origin

Citing in TDNT: 6:962, 982

Usage:

This word is used 2 times:

 

Mark 10:51: "blind man said unto him, Lord, that I might receive my sight."
John 20:16: "turned herself, and saith unto him, Rabboni; which is to say, Master."