Definition of "or so" [or so]

• Roughly, approximately. (phrase)

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• "The second-to-the-last trip of the dozen or so that Gold had to take on Earth was to Dublin, Ireland, where Susan and Edward Drew currently lived."
• "Guillain-Barré syndrome, or GBS, usually attacks a month or so after a patient has had a common viral or bacterial infection."
• "“The man you see before you was my friend, or so I believed,” Alhouan said."