(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

A large double-cavity concrete brick.

(fashion) A simplified head model used to display wigs.

The metal casting that contains the piston cylinders of an engine.

plural of pillar block