The act of farting on one's finger, then placing that finger beneath the nose of an unsuspecting bystander.
My girlfriend was watching tv when I hit her with a nasty fireline.
by UofISteamer December 24, 2009
1 more definition
group of humans awaiting sex
(you choose name) was working on him/herself while waiting his/her turn in a fire line
by michael foolsley December 02, 2009