† othersideprep.
Origin: Formed within English, by conversion. Etymon: other side n.
Etymology: < other side n. Compare Middle High German andersīt (compare German anderseits, now more commonly andererseits).
Scottish.
Obsolete.
rare.
1832 A. Cunningham xii. 199 Dost know the wild Scot otherside the firth?
This is a new entry (OED Third Edition, September 2004; most recently modified version published online March 2019).