1) Gaggle babble 2) Gaggle output 3) Gaggle sound 4) Goose calls 5) Goose sounds 6) Gridlock sounds 7) Hits the horn 8) Hits the klaxon 9) Horn output 10) Jam accompaniment 11) Jam accompaniment, often 12) Jam chorus 13) Jam sounds 14) Makes noise in traffic 15) Responds to a bumper sticker 16) Rush hour din 1) Toots