Definitions
1.NounAlternative spelling of pushback.
2.VerbTo refute or argue against a position or an accusation; to express one's own view on a situation."The scandal is growing legs. We need to start pushing back."
3.VerbTo postpone."The Friday meeting keeps getting pushed back to the following week."
4.VerbTo summarily expel asylum seekers, especially in violation of the principle of non-refoulement.
5.VerbUsed other than figuratively or idiomatically: see push, back.