I don’t know it off the top of my hand
Posted: April 2, 2013 Filed under: hand, head | Tags: blended idioms, expressions, hand, head, humor, language, malaphors, mixed idioms, off the top of my head, offhand, words 1 CommentThis is a mash up of “off the top of my head” and “offhand”, both meaning to say something without preparation. Hand and head both look and sound similar, and are both body parts, all adding to the confusion. I have heard this one many times in conversation and in meetings.
Malaphors 
Sarah Palin knows all about knowing something “off the top of my hand.”