Idiom: Like the back of your hand

Idiom Definitions for 'Like the back of your hand'


If you know something like the back of your hand, you know it very well indeed.
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#0 /home/aking/app/lib/class.db_mysqli.php(406): UE_DB_Base->haltmsg('Error: %s\n')
#1 /home/aking/app/lib/class.db_mysqli.php(130): DB_MySQLi->halt('Error: %s\n', NULL)
#2 /home/aking/app/lib/class.db_base.php(21): DB_MySQLi->query('SELECT w.word\n\t...')
#3 /home/aking/app/lib/class.idiom.php(283): UE_DB_Base->query('SELECT w.word\n\t...')
#4 /home/aking/public_html/reference/idioms/idiom.php(157): UE_Idiom->get_similar_idioms()
#5 {main}