The word 'gob' can be used in various contexts and especially in Britain the word is used as a rude way to describe a person's mouth. A context is the best way to understand a word and the following sentence provides the context to use the word: Shut your gob! The abovementioned sentence is a rude way to tell somebody to keep quiet.
The word can also be used for a small amount of a wet substance that is thick. Given below is the context: Gobs of spittle are running down on her chin. In Britain the verb form of the word is also used to describe the saliva coming out of the mouth. But this use of the word is slang and is advisable to avoid.
In America the word 'gob' can also be used for a large amount of something like you can say: a gob of dollars.
The word can also be used for a small amount of a wet substance that is thick. Given below is the context: Gobs of spittle are running down on her chin. In Britain the verb form of the word is also used to describe the saliva coming out of the mouth. But this use of the word is slang and is advisable to avoid.
In America the word 'gob' can also be used for a large amount of something like you can say: a gob of dollars.