Top definition
An Ottawa Line is a group of people with no discernible organization despite them all attempting to perform the same task. It can also be used to describe a moment of chaos.
The term was coined while writing a Sociological Observation paper.
We were all having a great time at the party until his ex showed-up and then BOOM, Ottawa Line!" and "If an Ottawa Line breaks out when the bus arrives I'm seriously going postal this time.
by flyontoast November 23, 2010
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