Noun

(en noun)

An enclosed area used to hold bulls.

Magnus and Big Buck are over in the bullspen , ready for tonight's rodeo.

(baseball) An enclosed area for pitchers to warm up in during a game.

After that hit, there is activity in the bullpen .

(baseball) The relief pitchers of a team collectively.

Their bullpen is worn out after yesterday's doubleheader where both games went 12 innings.

(metaphorical) A figurative place for someone or something to get ready

If this team of consultants fails, I have another warming up in the bullpen .

An open seating arrangement where project teams can communicate openly with minimal effort.

We have our sales team in a bullpen setup to keep their energy flowing.

Noun

(wikipedia dugout) (en noun)

a canoe made from a hollowed-out log

a pit dug into the ground as a shelter, especially from enemy fire

a sunken shelter at the side of a baseball or football (soccer) field where non-playing team members and staff sit during a game.

*{{quote-news

, year=2011 , date=November 3 , author=Chris Bevan , title=Rubin Kazan 1 - 0 Tottenham , work=BBC Sport citation , page= , passage=Spurs, who were without boss Harry Redknapp after his heart surgery, failed to create a clear-cut chance.
Redknapp is expected to be back in the dugout when Spurs play Fulham at Craven Cottage on Sunday but it was left to his assistant Kevin Bond to take a young team to Russia looking for the win that would put them through to the last 32.}}

a device used to smoke marijuana

(Canadian Prairies) A pit used to catch and store rainwater or runoff.