block out

== English == === Pronunciation === === Verb === block out (third-person singular simple present blocks out, present participle blocking out, simple past and past participle blocked out) (transitive) to prevent from entering or penetrating. Coordinate term: lock out (idiomatic, transitive) to prevent (a thought) from entering one's mind. (transitive) to cover something, so as to make it impossible to see. Coordinate term: black out (transitive) to begin to reduce to shape; to mark out roughly; to lay out.