When someone over exaggerates their mouth movement when they speak and it looks like they are chewing the air around them.
*watching two people having a heated discussion*
man 1-"my man must be hungry star..."
man 2-"why"
man 1-"he's eating air"
man 2-"loool"
3👍 4👎
When someone is very obviously on drugs. Usually Meth.
Look that that tweeker over there eating air biscuits.
2👍 2👎