verb
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.
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