U·biq·ui·tous [yoo-bik-wi-tuhs] adj. existing or being everywhere, especially at the same time; omnipresent: ubiquitous fog; according to this dictionary definition, which sentence uses the word ubiquitous correctly? a)while the dog was ubiquitous, he was also quite sweet when he was fed and had a good night of sleep. b)the truck's transmission was ubiquitous, and it never seemed to work at the moments trey needed it most. c)ubiquitous sally decided that she would stop being so pessimistic and attempt to see the sunny side of life. d)the narrator even suggested that the white whale, moby (bad word), was ubiquitous and present in every ocean at every moment.