Urethritis is the inflammation of the urethra, often due to a bacterial infection that most likely was transmitted sexually, but can also be a result of improper or even excessive genital hygiene.
Strange liquid coming out of urethra
Whitish brown, White with a touch of blood, Whitish yellow, Whitish green
Pain discomfort or burning when urinating
Multiple sexual partners
or History of Sexually Transmitted Infections
or Recent sex
Without any kind of infection control
Recent medical urethral instrumentation
If you have Urethritis, then a visit to a urologist is highly recommended.