noun
plural sparks
[count] a small piece of burning material that comes from a fire or is produced by rubbing or hitting two hard objects together
a short, bright flash of electricity between two points
[noncount] :a quality that makes someone or something enjoyable, interesting, successful, etc.
[count] :a small amount of something
[count] :an action, occurrence, etc., that causes something larger to happen
bright spark
Brit informal + disapproving :a person who says or does something that seems intelligent but is really not
sparks fly
When sparks fly, it means that two people are either having an argument with each other or are sexually attracted to each other.
verb
sparks; sparking; sparked
[+ obj] :to cause (something) to start or happen
[no obj] :to produce sparks
[+ obj] :to add interest, liveliness, or flavor to (something)