1)On fire
-The new girl at work is on fire.
-The football player has been on fire this season.
-The Harry Potter books were on fire when they first hit the shelves.
Definition: Doing very well; very enthusiastic or attractive
Etymology: Derived from things catching on fire quickly.
2)Out of whack
-Rachel&`&s reasoning that she came up with the invention was totally out of whack, since she used mental gymnastics to convince others that it was her own invention.
-Carrie got new glasses because she thought her left eye was out of whack.
-Eric thought the elevator was out of whack, so he climbed the stairs instead.
Definition: Improperly balanced; not functioning correctly.
3)Fresh off the boat
-You can tell they are fresh off the boat since they cannot speak English.
-Fresh off the boat Asians dress less casually than Asian Americans
-Many fresh off the boat immigrants have blue collar jobs.
Definition: Describes immigrants that have arrived from a foreign nation and have not yet assimilated into the host nation&`&s culture, language, and behavior.Within some ethnic Asian circles in the United States, the phrase is considered politically incorrect and derogatory.