block verb

1 make it difficult to pass

ADV. completely | almost | partially, partly | off, up The old route is completely blocked off. Don't block up the corridor with all these boxes.

VERB + BLOCK try to | move to One of the men moved to block their path.

PREP. with The exit was blocked with beer crates.

2 prevent sth being done

ADV. successfully | effectively The new rules would effectively block protesters' attempts to assert their rights.

VERB + BLOCK attempt to, seek to, try to | move to The group has moved to block the government's proposals. PHRASAL VERBS block sth out

ADV. completely Black clouds had completely blocked out the sun. | almost