Term: Ketch Image: [{"name":"images\/public\/dictionary\/Ketch_rd10jdgl.gif","usrName":"Ketch.gif","size":18811,"type":"image\/gif","thumbnail":"images\/public\/dictionary\/thKetch_wp3zmfhh.gif","thumbnail_type":"image\/gif","thumbnail_size":11238,"searchStr":"Ketch.gif,!:sStrEnd"}] Definition: A sailboat similar in appearance to a yawl with a tall main mast and a shorter mizzen mast ahead of the rudder post.