Cool. Awesome.

An expression from the mid 1950s, which fell from favor by the early 1960s.
Sal Bufardesi let a tremendous binderfender in class one day, grinned, and said "that's boss!"
by Cap'n Bullmoose April 23, 2005
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Liverpool slang for 'great'
'That re-make of Texas Chainsaw Masacre is boss!!'
by Becca December 4, 2004
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Bosses are like diapers: Full of shit and all over your ass.
My boss had nothing to do, so he watched me work all day today.
by Cap'n Bullmoose April 23, 2005
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"boss is just slang for jerk in charge" michael scott.
by moq February 2, 2009
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An adjective used in many situations describing something or someone that is superior.
Bryan: Yo man those shoes are fuckin boss

Keith: Damn do I know it

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Keith: Yo, you know Bryan?

Jamal: Yeah, the dude's fuckin boss at hockey.

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Bryan: Yo homeboy

Jamal: What up boss
by *BMK* June 29, 2009
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1. a supervisor, or head of a unit at work

2. supercool, fly, awesome to the max

3. nickname of American rocker Bruce Springsteen.
1. my boss loves to tell about when he saw Elvis live in Las Vegas.

2. that party at Brian's place was so boss!

3. I saw the Boss perform at the university auditorium last night. The show was so boss!
by I Saw U2 Live Twice November 28, 2006
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Final (and most likely hardest) enemy in a videogame. Bosses usually take great skill and cunning to beat.
by TbPlayer January 19, 2004
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