You know what it looks like… but what is it called?
TAKE THE QUIZ“ismy”
The following 2 entries include the term ismy.
my word is my bond
idiom—used to indicate that one will always do what one has promised to do
someone's wish is my command
idiom—used to say that one will do what someone else wants one to do
Love words? Need even more definitions?
Merriam-Webster unabridged