Pronunciation: [bˈɔːɹ ˈɒf] (IPA) 
The phrase "bore off" is a colloquial British English expression that is used to tell someone to go away or stop being annoying. The first word "bore" is pronounced /bɔːr/, with a long vowel sound in the first syllable followed by the /r/ sound. The second part of the expression "off" is pronounced /ɒf/, with a short vowel sound in the first syllable and the /f/ sound at the end. When combined, the phrase is pronounced /bɔːr ɒf/.
"Bore off" is a colloquial and slightly offensive phrase that is mostly used in British English slang. It is an idiomatic term that is employed to express irritation, annoyance, or a strong desire for someone to leave or stop talking because their presence or conversation is tedious or bothersome.
The phrase "bore off" is derived from the verb "to bore," which means to cause boredom or tedium. When followed by the preposition "off," it intensifies the verb's meaning, indicating a strong and emphatic feeling of wanting someone to depart or cease their tiresome actions.
The term can be used in various contexts, particularly during conversations or interactions where someone perceives another person's behavior as dull, repetitive, or simply uninteresting. It serves as a direct and informal way to express frustration and impatience, suggesting that the speaker wants the other person to go away and stop bothering them. However, it is worth noting that using this phrase may be considered rude or impolite, and it is generally best to avoid using it in formal settings or with people one is unfamiliar with.
The phrase "bore off" appears to have originated in British English slang.
The term "bore off" is derived from the verb "to bore", which means to make someone feel weary or uninterested due to dullness or repetitiveness. It dates back to the 18th century and is late Middle English in origin, making it an old word with various senses over time.
The addition of "off" in this phrase serves as an intensifier, emphasizing the speaker's desire for the person to go away or stop annoying them. This usage of "off" to intensify verbs is seen in other expressions as well, such as "piss off" or "bug off".
Overall, "bore off" is a relatively recent slang phrase, combining the concept of being bored or uninterested with the intensifying effect of "off" to convey a stronger message of annoyance or dismissal.
