Final answer:
The phrase in question typically symbolizes drinking alone, often reflecting solitude or varying emotional states. Literature frequently uses the consumption of alcohol to underscore particular aspects of a character's experience or mood.
Step-by-step explanation:
The phrase "E's drinkin bitter beer alone" seems to refer to a scenario where someone is consuming bitter beer by themselves. This often symbolizes solitude or contemplation and can convey a range of emotions from contentment to melancholy. The examples provided from various literary and historical contexts reflect the use of alcoholic beverages to highlight characters' emotions and situations. From the celebratory tone in "I taste a liquor never brewed" to the inexpressible bitterness in the character laying on the bed, alcohol serves as a thematic element that enriches the narrative.