Definition from macmillandictionary.com
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He climbed onto the roof to get a better view.
A tree fell onto a car, trapping the people inside.
Marilyn emptied her shopping bag onto the carpet.
A spectator ran onto the field and attacked the referee.
Eric can make people laugh merely by walking onto the stage.
Thousands of protesters poured out onto the streets.
Slater was arrested for trying to carry a gun onto the plane.
The refugees were herded onto buses.
She rolled over onto her back and gazed at the ceiling.
Somehow Donovan’s name had got onto the list of candidates.
To form the plural, just add ‘s’ or ‘es’ onto the end.
The kitchen looks out onto a long narrow garden.
an apartment building facing onto Waterloo Street