WMFL is a pact between two men to remain wing men forever (for life), thus increasing the the amount booty they are able to get, beyond what would have been achievable individually.
"Wing man for life. WMFL. You up for a chest bump?" -- Andy Bernard, The Office S05E07
Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.
After school, The Modells on Jamaica Ave was active. Respectfully.