There is no widely recognized term or phrase specifically known as "up ears" in the English language. However, we can provide a hypothetical definition based on the combination of the words "up" and "ears".
"Up ears" could be interpreted as a metaphorical phrase referring to an enhanced state of alertness, attentiveness, or heightened awareness. In this context, "up" suggests an elevated or increased position, while "ears" symbolizes the sensory organs responsible for hearing and perceiving sounds.
Figuratively, "up ears" might imply the state of being particularly attentive, receptive, or in tune with one's surroundings. It could describe an individual who is actively paying attention, listening carefully, or being watchful, indicating a readiness to listen and respond to any relevant information or stimuli.
For example, one could use the phrase "prick up your ears" to encourage someone to listen attentively or carefully to what is being said. Similarly, "up ears" could convey a similar idea of being alert and attentive.
However, it's important to note that "up ears" is not an established phrase or term in English vocabulary, so the definition provided here is purely speculative based on the combination of the words "up" and "ears".
