- A long four-wheeled carriage, having seats for many
people; especially, one with seats running lengthwise, used in
conveying passengers short distances. - A sheet-iron cover for articles in a leer or annealing
arch, to protect them from drafts.
Meaning of 'omnibus' (Princeton's WordNet)
1 . omnibus
[ n]
Meaning (1): - a vehicle carrying many passengers; used for public transport