The correct spelling of "lighting up on" is actually "lighting upon". The IPA phonetic transcription for this word is /ˈlaɪtɪŋ əˈpɒn/. The mistake in spelling often occurs because "up" and "upon" can sound similar when spoken quickly. "Lighting upon" means to come across or discover something unexpectedly, often used in a figurative sense. It's important to pay attention to the correct spelling and pronunciation of words to ensure effective communication.
"Lighting up on" is an idiomatic expression that refers to the act of starting to smoke, typically in reference to cigarettes or other tobacco products. It implies the initiation of the smoking process, specifically when a smoker ignites the tobacco so that it begins to emit smoke.
The phrase "lighting up on" entails the physical action of igniting a cigarette, cigar, or similar smoking products. It signifies the moment when a smoker uses a lighter, match, or other means to create a flame and apply it to the tobacco, setting it aflame. The resultant combustion causes the tobacco to release smoke, which the smoker then inhales.
This phrase is commonly used in casual conversations, particularly among smokers or individuals discussing smoking habits. It can be used to describe someone's intention to smoke or the actual act of doing so. For example, a person might say, "I'm lighting up on break," indicating their plan to start smoking during a work break, or they could say, "He was seen lighting up on the corner," meaning that someone observed a person starting to smoke in a specific location.
Overall, "lighting up on" is a phrase that specifically relates to smoking and conveys the action of initiating the smoking process by igniting tobacco and inhaling the resulting smoke.