1 definition by L8th

Top Definition
robert downey jr

An insult referring to someone with down syndrome.

Other acceptable variants are calling someone:

Iron Man
Sherlock Holmes

Tony Stark
Soloist
Tropic Thunder
Justin's got Robert Downy Jr Syndrome
by L8th July 20, 2010

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug