A person who talks excessively about themself.
A person who believes in his or her own importance or superiority.
An egoist (advocate of egoism).
A person who complains or protests noisily.
An informant; a stool pigeon.
A loudspeaker used for frequencies intermediate between those of a woofer and a tweeter.
Something that squawks.
The radio used in police vehicles to keep in contact with headquarters.