'go back on' definitions:
Definition of 'go back on'
(from WordNet)
verb
Fail to fulfill a promise or obligation; "She backed out of her promise" [syn: renege, renege on, renegue on, go back on]
Synonyms of 'go back on'
From: Moby Thesaurus
- abandon,
- back out,
- be unfaithful,
- beg off,
- break faith,
- cry off,
- depart from,
- desert,
- discard,
- drop out,
- evacuate,
- fail,
- forsake,
- jettison,
- jilt,
- leave,
- leave behind,
- leave flat,
- maroon,
- pass the buck,
- pull out,
- quit,
- quit cold,
- renege,
- say goodbye to,
- shift the blame,
- shift the responsibility,
- stand down,
- take leave of,
- throw over,
- vacate,
- withdraw