based off of
Example:
Want to hear my new idea for a weapon? It's based off of The Little Mermaid by Hans Christian Anderson. What? Oh sorry, it's based on laser technology.
Want to hear my new idea for a weapon? It's based off of The Little Mermaid by Hans Christian Anderson. What? Oh sorry, it's based on laser technology.
off base
(adj. and adv.) Not right, not correct, impolite, rude, improper, treyf, crazy; not ready, not alert; in baseball and softball, not touching one of the bases and thus vulnerable to being tagged out.
Example:
"I don't like Hillary either, but his remarks about her were way off base."
"Joe was off base so he was easily tagged out."
"I don't like Hillary either, but his remarks about her were way off base."
"Joe was off base so he was easily tagged out."