block

verb1 of 2

to stop from going forward or making progress

• “The street had a block party with music and food.”Tatoeba
• “They block you, and you can do nothing about that.”Tatoeba

Sentences from Tatoeba show real usage. A word can have several meanings, so a sentence may use another one.

noun2 of 2

A substantial, often approximately cuboid, piece of any substance.