1. To begin or initiate something, especially a conversation, argument, or . A noun or pronoun can be used between "spark" and "up." I sparked up a conversation with the man sitting next to me, and it turned out that he had gone to high school with my college roommate. What are the odds? The president's actions have been sparking up debates and arguments around the country about its ethics.
2. To ignite a tobacco product in order to smoke it. A noun or pronoun can be used between "spark" and "up." If you absolutely have to spark up after dinner, please go do it outside. I'll always remember my father sitting in his great big armchair sparking cigars up as he watched television into the night.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
1. To initiate some conversation, friendship, or debate: On the train, I sparked up a conversation with the person next to me. The trial sparked a debate up over free speech.
2. To light some cigarette, cigar, or similar product: He lit a match and sparked up his pipe. She took a cigar from the case and sparked it up. The smokers went outside to spark up.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.