What does SMOKE mean?

noun

1. a cloud of fine particles suspended in a gas
2. a hot vapor containing fine particles of carbon being produced by combustion“the fire produced a tower of black smoke that could be seen for miles”
3. an indication of some hidden activity“with all that smoke there must be a fire somewhere”
4. something with no concrete substance“his dreams all turned to smoke”
5. tobacco leaves that have been made into a cylinder
6. street names for marijuana
7. the act of smoking tobacco or other substances“he went outside for a smoke”
8. (baseball) a pitch thrown with maximum velocity“he swung late on the fastball”