Meaning of “column” - Learner’s Dictionary

column

noun [ C ] uk us /ˈkɒləm/
TALL POST

B2 a tall, solid, usually stone post which is used to support a roof or as decoration in a building:

a stone/marble column
NEWSPAPER

a regular article in a newspaper or magazine on a particular subject or by the same writer

PRINT

B2 one of the blocks of print into which a page of a newspaper, magazine, or dictionary is divided

NUMBERS ETC

any block of numbers or words written one under the other

a column of sth

something with a tall, narrow shape:

A column of smoke rose from the chimney.
PEOPLE MOVING

a long line of moving people or vehicles:

a column of refugees
→ See also gossip column

(Definition of “column” from the Cambridge Learner’s Dictionary © Cambridge University Press)