Also found in: Dictionary, Thesaurus.
climb on(to) (someone or something)
To mount someone or something. We can reach the cookies on that shelf if you climb on my back. I was nervous, but I climbed onto the horse nonetheless.
See also: climb
climb on(to) somethingand climb on
to ascend to or mount something. I climbed onto the side of the truck. Tommy climbed on the truck.