1 definition by MrGruesome
can go many ways, used in different instances, as "quit being a little bitch", or "do it, you pussy." and can also be used in place of "fuck you/off", or finally just to call someone afraid of something.
MAN1-"i don't want to go to work tommorrow."
MAN2-"boss up,lazy ass"
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"i guess we're just gonna have to boss up and go."
MAN2-"boss up,lazy ass"
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"i guess we're just gonna have to boss up and go."
by MrGruesome May 19, 2004