Meaning ofblock upin English

Verb

1. to completely obstruct something; prevent passage
   The construction workers block up the entire street with their equipment.
   Synonyms:

   clogobstructblockbardam
   Antonyms:

   clearunblockopenunclog
2. to be fully blocked or obstructed (by something)
   The drain is block up by hair and soap scum.
   Synonyms:

   clogcongestchokeobstructjam
   Antonyms:

   clearunclogunblockfree
3. to lift or support on blocks (for repair, etc.)
   The mechanic will block up the car to replace the oil pan.
   Synonyms:

   jack uplift uphoist upelevate
   Antonyms:

   lowerdroplet down