Irish traditional music is made up of several types of dance tune:
The reel, a fast tune in 4/4
The jig, a fast tune in 6/8
The hornpipe, another 4/4 tune, not as fast as a reel
The slip jig, a jig in 9/8
The slide, another type of jig
The polka, a fast tune in 2/4
The waltz, in 3/4