Synonym: ambilevous. ... Origin: ambi-+ L. Sinister, left ... (05 Mar 2000) ... 
Type: Term Pronunciation: am′bi-sin′is-ter Synonyms: ambilevous
ambisinister, ambisinistrous 1. The inability to perform acts requiring manual skill with either hand; literally, 'having two left hands'. 2. Clumsy, awkwardness, or being unskillful in the use of both hands. —Word Info image © Copyright, 2006.
clumsy or unskillful with both hands.