An individual that inundates an Instagram feed with multiple photos in a row. Typically seen during a large event, trip away from home, or after the birth of a child.
"Thanks for the Instablam Kevin, hope you had a great vacation..."
"I just got Instablammed by Kevin! Hopefully that band won't play an encore."
"I just got Instablammed by Kevin! Hopefully that band won't play an encore."
by Instaman November 24, 2013