look up any word, like the eiffel tower:
 
1.
on the phone and in person mergaler is meant as a good bye OR a hello. but online it's used as a filler word. Something such as yeah or yerp
Mergaler! = good bye, love you (in person, on phone)
Mergaler = meh, yeah yerp, filler word (online)
by alana April 24, 2005