go back on
verb
University
1
To be treacherous or faithless to; to betray.
2
To fail to keep; to renege on.
3
Used other than figuratively or idiomatically: see go, back, go back, on.
To be treacherous or faithless to; to betray.
To fail to keep; to renege on.
Used other than figuratively or idiomatically: see go, back, go back, on.