barrack
bar-rack
noun
A large building or group of buildings used to house soldiers or other personnel.
"The soldiers returned to their barracks after training."
verb
To shout loudly at someone, especially a performer or speaker, to show disapproval.
"The crowd began to barrack the referee."
Thesaurus
Synonyms: jeer, gibe, flout, scoff, cheer, urge on, pep up, root on, urge, inspire, exhort