to intentionally ignore unpleasant facts about a situation and hope that the situation improves by doing so

in a state in which one is not informed about important things

completely unaware of or having any active participation in something, particularly a discussion or a process

to pretend as if one cannot hear someone complaining or asking one something

(of statements, warnings, requests, etc.) to be completely ignored

(of information, advice, etc.) to not be taken seriously and hence immediately forgotten

used to describe a situation in which an incompetent or inexperienced person is advising others who have no knowledge or experience at all

(of a person) to be completely ignored, usually in a system or process

(of something, particularly issues) to be completely overlooked

to pretend that something is not happening or is not the case

to pretend as if one cannot see or notice something

a strategy in which a person chooses to ignore or evades the truth or potential problems about a particular situation

(of a person) to be neglected or go unnoticed, particularly by a social or political system that should have been more responsible

(of something particularly an issue) to go unnoticed or to be overlooked within a system, plan, or organization, etc.