noun

 

system the system for sending letters, parcels, etc

Your letter is in the post.

 

letters letters, parcels, etc that you send or receive

Has the post arrived yet?

 

job a job

a part-time post

 

pole a long, vertical piece of wood or metal fixed into the ground at one end

I found the dog tied to a post.

 

place a place where someone stands to guard something

 

verb

 

to send a letter or parcel by post

Did you post my letter?

 

to leave a message on a website (= area of information on a particular subject on the Internet)

I posted a query about arthritis treatment.