Nounpipe; tube; cylinder · gun barrel · gun; cannon

Nouncylinder

Noun, Countercylinder

Nouncanteen; flask; water bottle; thermos

Nounsmoke bomb; smoke candle

Countercounter for dot tiles

Suffixpipe; tube · counter for injection ampoules

Nounwell curb; well kerb · family crest design based on a square wooden well curb

Nouncontainer made by cutting a piece of bamboo lengthways; bamboo tube; bamboo cylinder

Nountea caddy

Nounbrush case

Nounquiver

Nouncannon

Nounpistol; handgun

Nouneel trap

Nounmultiple barrels; multi-barrel

Nounsingle barrel; single-barrelled

Nounchimney · kiseru; Japanese smoking pipe

Nounpump

Nounlens-barrel; lens tube (e.g. of a telescope)

Nouncylindrical chopsticks container

Nounpaper tube; cardboard tube

Nountail covert (of a bird) · tail pipe (of a turbine) · receiver (of a rifle)

Noun(chlorine) feeder tube · (ammunition) cartridge

Nounvaginal passage

Nounwell curb of a round well

Noungrenade launcher

Nounbarrel of a gun

Noun(grenade, etc.) launcher

Nounbrown envelope; manila envelope

Noun(warning) flare (esp. used on roads and railways)

NounJapanese-style oblong, open end envelope

Nouncardboard mailing tube; shipping tube

Nounwestern-style envelope

Nounchimney; stack; flue

Nountube for shaking and dispensing lottery sticks

Nouncartridge (for a firearm)

Nounejector tube; ejector housing (revolver)

Nounblowgun; blowpipe

Nounself-addressed stamped envelope; SASE

Noungrenade launcher

Nounreturn, postage-paid envelope

Nounadhesive envelope

Nounphotographic zenith tube

Nounwindow envelope; billing envelope

Nounstun grenade (esp. the M84 stun grenade); flashbang

Nounself-addressed stamped envelope; SASE

Nounrocket launcher

Nounpadded envelope