block out Rate this phrase:(0.00 / 0 votes)
to prevent (a thought) from entering one's mind.

After finding out she had terminal cancer, she tried to block out any thoughts of her own mortality.

Additional definitions for 'block out':

block outto prevent from entering or penetrating
block outto cover something, so as to make it impossible to see.
block outto begin to reduce to shape; to mark out roughly; to lay out.
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"block out." STANDS4 LLC, 2018. Web. 21 Aug. 2018. <>.

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