the act of supplying fresh air and getting rid of foul air | the act of smoking tobacco or other substances |
the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation | (baseball) a pitch thrown with maximum velocity |
a mechanical system in a building that provides fresh air | tobacco leaves that have been made into a cylinder |
free and open discussion of (or debate on) some question of public interest | street names for marijuana |
| something with no concrete substance |
| an indication of some hidden activity |
| a cloud of fine particles suspended in a gas |
| a hot vapor containing fine particles of carbon being produced by combustion |