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1.
This is when a telephone salesman forces laughter during his sales pitch. He/she usually does it frequently and in situations that are not funny at all. It is an attempt to make the buyer feel more comfortable and usually doesn't work.
"Not only is Ronnie a overparticipator he sounds like a little girl when he tries to close with the giggle pitch.
by dutchboybanghem February 09, 2012