On
On adverb - Toward a point ahead in space or time.
Straight up and on are semantically related. In some cases you can use "Straight up" instead an adverb "On".
Straight up
On and straight up are semantically related. Sometimes you can use "On" instead an adverb phrase "Straight up".
Cite this Source
Straight up and On. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/on/straight_up
On & Straight up. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/on/straight_up>.
Straight up or On. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/on/straight_up.
Google Ngram Viewer shows how "on" and "straight up" have occurred on timeline