trench, canal, moat, furrow; see channel 1, trench.
To make a ditch
furrow, trench, drain; see dig 1.
To run into a ditch
skid, overturn, derail; see crash 1, 4, wreck 1.
*To get rid of
desert, forsake, leave, jettison; see abandon 2, discard.
"ditch." YourDictionary, n.d. Web. 17 August 2018. <http://thesaurus.yourdictionary.com/ditch>.
ditch. (n.d.). Retrieved August 17th, 2018, from http://thesaurus.yourdictionary.com/ditch
To let go or get rid of as being useless or defective, for example: