Definition

Internet slang identifying someone who is bisexual but has a clear preference toward one gender; basically letting the world know 'I like multiple genders, but mostly this one.'

Example Usage

He's a biwap who leans heavily toward guys, which he mentions in his dating profile approximately 47 times.

Source: Urban Dictionary (https://www.urbandictionary.com/define.php?term=biwap&defid=5210792)