(sports) A shot that is grabbed or batted away by an opposing player before it reaches the basket, goal, etc.

A wooden slab used as a cutting surface for food etc. / (historical, informal) A block of wood against which a condemned person put their head prior to beheading.

plural of snatch block

(nautical) A kind of block with an opening in one side to receive the bight of a rope.

(idiomatic, US) Basic tasks or skills in an undertaking or occupation.

present participle of put on the block

(slang) To sell something. / (euphemistic) To execute by beheading.

(railway) A system of managing trains that breaks the line into small segments, and if a train is in a segment, no other train may follow, unless the second train is following the first, with caution.

(nautical) A large ironbound block strapped with a hook, and, when used, hung to an eyebolt in the cap, used in swaying and lowering the topmast.

plural of top-block