The phrase "upped and do" may seem odd at first glance, but its spelling is easily explained using IPA phonetics. "Upped" is spelled with two "p"s because it contains a consonant cluster "pp" ([ʌpt]), indicating the second "p" is pronounced separately from the first. "Do" is spelled with a silent "e" because it contains a long vowel sound [du:] and the "e" is necessary to indicate this pronunciation. So don't be thrown off by the unusual appearance of "upped and do" – its spelling is quite logical!
"Upped and do" is an idiomatic phrase that is derived from combining the verbs "up" and "do". The term is primarily used in informal contexts and has multiple nuances. In one sense, it refers to the act of intensifying or increasing one's efforts or performance. It implies the act of taking something to the next level or stepping up one's game. For example, in a sports context, an athlete who "upped and did" would be someone who exceeded their usual performance by giving their best effort or achieving a higher level of success.
Additionally, "upped and do" can also suggest abruptly or swiftly carrying out a task or action. It implies taking immediate action without hesitation or delay. This interpretation often conveys a sense of urgency or impatience. For instance, if someone is told to "up and do" a certain chore or errand, it means they are expected to quickly complete the task without procrastination.
Overall, "upped and do" is a flexible phrase that can express both active, vigorous effort as well as prompt, decisive action. Its usage can vary depending on the given context, but its underlying meaning generally revolves around an elevation in performance or a sense of urgency in carrying out a task or action.