What are Smokescreens? Smoke screens are usually used by infantry to conceal their movement in areas of enemy fire. They can also be used by armored fighting vehicles, such as tanks, to conceal a withdrawal. They have regularly been used since earliest times to disorient or drive off attackers. Britannica defines it as something that you do or say to hide something or to take attention away from something. Cambridge Dictionary marks it as something that hides the truth about... Read more