to mask one's shaky live performance and/or unfamiliarity with the words of one's own songs by enlisting the crowd to sing instead, often for entire verses and choruses, in the manner perfected by Robbie Williams
Bono didn't seem himself when U2 played Glastonbury: he kept doing a Robbie and getting the crowd to help him out by singing on his behalf.
by Ingers July 1, 2011
Get the doing a Robbiemug. 
A young gay man, who is always the loudest, drunkest, and most obscene person in a crowd of 10 to damn near 1000
by P-Cakes November 6, 2012
Get the Rockin Robbin Robbiemug. by Roqbbqid May 22, 2021
Get the Robbie mellormug. He usually likes girls with green eyes.he’s really goofy.he does a lot of sports and he’s really nice.He’s a really good friend.he usually has brown eyes.
Robby is a really good friend.You can trust him
by Babyjessica February 21, 2019
Get the Robbymug. 
a person with unusually good hair and masses of facil hair. is often mistaken for wolverine and hagrid
by Dennis596 June 4, 2011
Get the Robbie Murraymug.