Someone who's attracted to trans people more than normal people.
You would find them trying to pick up a trans person online or in real life by flirting or any other type of way, and they are more focused on trans people than normal people.
Peter: Yo this new kid called John is such a chaser, I see him trying to pick up this trans woman in our school!
When a person is smoking weed, and combines his/her rip with a flavored e cig of their choice without exhaling to eliminate coughing or stress on the throat.
Damn yo, you were right about that chaser rip, I thought you were tripping but I don’t cough anymore!