Meaning & Analysis
Two people are extremely close friends or intimate companions, functioning as a single, inseparable unit, much like a drinking cup and the can or pitcher used to fill it.
Insights
Inseparable Companionship
The proverb symbolizes a relationship of perfect harmony and mutual dependence. Just as a cup and can are used together for the shared purpose of drinking, the two individuals are seen as complementary and essential to one another's social lives.
Social Harmony
The pairing of the cup and can, instruments of social drinking and merriment, metaphorically represents a friendship built on shared pleasures, social activities, and easy camaraderie.
Functional Partnership
This phrase illustrates the concept of a functional pairing where each element supports the other. It suggests a friendship that is not just emotional but also practical and reliable, with each person playing a distinct and supportive role.
Historical and Material Culture
The proverb is rooted in the material culture of 18th-century taverns and domestic settings, where the cup and can (a larger vessel like a tankard or pitcher) were ubiquitous tools for social drinking. Their pairing symbolizes the conviviality and shared experiences that forge close friendships.
Literary Context
Jonathan Swift's use of the phrase in his satirical works, like 'Polite Conversation', anchors it in the social world of the Augustan era. It highlights how gossip and social observation often centered on the formation and dissolution of close alliances.
Linguistic History
The term 'great' to mean 'intimate' or 'very friendly' is an archaic usage that provides insight into the evolution of language. The proverb preserves a linguistic snapshot of how social relationships were described in the 18th century.
Psychology of Companionship
The proverb speaks to the psychological comfort of reliable companionship. The relationship between the 'cup and can' is functional and predictable, reflecting a human desire for friendships that are stable, dependable, and mutually reinforcing.
Rhetorical Devices
Simile
The proverb is a simile that uses the familiar objects of a 'cup' and 'can' to create a vivid and concrete image of abstract closeness and intimacy.
Material Symbolism
The 'cup' and 'can' serve as symbols of conviviality, social interaction, and domestic comfort, lending the proverb a warm and familiar tone.
Alliteration
The repetition of the hard 'c' sound in 'cup' and 'can' creates a simple, memorable rhythm that enhances the proverb's appeal and staying power.
Transcription
Quotations
You and he are cup and can.
Miss, I hear that you and Lady Coupler are as great as cup and can.
Cross References
Explanation
[As constant and familiar companions as cup and can.]
Related Proverbs
Original Scan

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