Usually growled at women by men who think of women as purely sexual objects. Performed as a low growl - the longer it lasts for, the more you'd like to poon this bird..
Walking through a packed town centre Matt sees a proper fit bird he'd like to fuck.
(Fit Bird looks shocked)
Un-noticed woman near-by: Do you mind?? That's my daughter!
Add more letters to show emphasis of how fit this bird is... (Nnnnnnnnyyyyuullllllllllllllll! - Extremely Fit!))