Pronunciation: [t͡ʃˈʌm ˈʌp] (IPA) 
The phrase "chum up" is spelled using the phonetic transcription /tʃʌm/ for the first word, which is pronounced similarly to "chump" without the "p" sound. The second word, "up", is spelled phonetically as /ʌp/. Together, the phrase means to become friendly with someone or to get closer to them. Despite frequent use, "chum up" is not an officially recognized phrase in dictionaries but rather a colloquialism.
"Chum up" is a phrasal verb that denotes the act of becoming close friends or establishing a warm and friendly relationship with someone. When individuals "chum up" with someone, they intentionally create a bond of companionship, usually characterized by shared interests, mutual trust, and camaraderie. The term is colloquial in nature and is often used in informal contexts.
To "chum up" typically involves two or more individuals forming a connection that goes beyond mere acquaintance. It signifies a desire to develop a deeper understanding and connection with each other. Such relationships often involve spending quality time together, engaging in activities of common interest, and supporting one another through different life experiences.
The phrase "chum up" encompasses several aspects of friendship, including loyalty, sympathy, and emotional support. The individuals involved in this form of companionship are usually comfortable enough to share personal thoughts, feelings, and experiences, creating an atmosphere of trust and honesty. It is common for people to "chum up" with colleagues, classmates, or even neighbors with whom they have developed a strong rapport.
In summary, "chum up" refers to the process of building a close and friendly relationship between individuals. It highlights the willingness to create meaningful connections, foster mutual understanding, and enjoy each other's company in an informal and relaxed manner.
The phrase "chum up" is a colloquial expression that means to become friendly or cozy with someone. However, it appears that "chum up" is not recognized as a standalone phrase in the English language. Rather, the word "chum" is generally used as a noun which originally referred to a mixture of bait used by fishermen to attract fish.
The etymology of the word "chum" comes from the late 17th century British English word "chum", which meant "a roommate" or "a close friend". This term eventually made its way into American English around the 19th century, likely through British seafaring terminology, where it referred to a close friend or companion. Over time, "chum" evolved to also indicate someone who shares living quarters, such as in a dormitory or military barracks.
