an obnoxious
blowhard who pushes his/her ideas on others in an
overbearing way, usually knowing nothing about the topic. Such person often thinks that other people are ignorant and stupid, and they often slam and
belittle people who know the real facts. They think they are experts but they know zero.
1.
AM radio used to have good music and radio plays and such. Since late 1992 it's been polluted with extreme political hateful loudmouths like Rubbish
Limberger and other dummies. The morons have hijacked the AM dial.
2. You're a loudmouth baby
You better
shut it upI'm gonna beat you up
'Cause you're a loudmouth babe
RAMONES