"barrel" - key terms from Wikipedia

barrel
barrel	and slide
barrel	array
barrel	fever
barrel	hydrant
barrel	length
barrel	life
barrel	of a gun
barrel	of bricks
barrel	of oil equivalent
barrel	profile
barrel	racing
barrel	replacement
barrel	roll
barrel	vault
beer barrel	polka
beta barrel
cracker barrel
cylinder and barrel
cylinder barrel
donkey kong barrel	blast
double barrel	smg
each barrel
field barrel
four barrel
gun barrel
gun barrel	sequence
heavy barrel
heavy barrel	fal
inch barrel
inner barrel
james bond gun barrel	sequence
long barrel
million barrel
over a barrel
per barrel
pork barrel
professor barrel
pump barrel
quarter barrel
rifle barrel
rifled barrel
rotating barrel	lock
short barrel
shorter barrel
shotgun barrel
slide and barrel
smoothbore barrel
stainless barrel
two barrel