n. Someone who takes final responsibility.
As, 'the buck stops here'
She was the buckstop for planning the party.
by mollytim October 13, 2007
Top Definition
the space left between the person usin the ATM and the first person in the queue behind them.
mj:"dude, hurry up , or we are done for."

aks:"hold on, i m next to buckstop."
by its_aks November 04, 2005

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