go both ways

go both ways (third-person singular simple present goes both ways, present participle going both ways, simple past went both ways, past participle gone both ways)

1. Used other than with a figurative or idiomatic meaning: see go,‎ both,‎ ways.
   • 1907, The Southwestern Reporter, page 571:

     [...] people generally went by the railroad; that is, decidedly more than went on the dirt road. Witness had seen men go both ways.

2. (informal) To be, or be in, a mutual or reciprocal relationship or obligation.

   empathy goes both ways

3. (informal) To be bisexual.
   • 2004, Jayceon Taylor, Mike Elizondo, Curtis J. Jackson, and Andre R. Young (lyrics), Andre R. Young and Mike Elizondo (music), “How We Do”, in The Documentary, G-Unit Records, performed by The Game (featuring 50 Cent):

     I have a straight bitch in the telly going both ways.

4. (informal, especially of a gay man) To be versatile, able to act as either a top or a bottom.
   • 2011, Joe Kort, Gay Affirmative Therapy for the Straight Clinician, W. W. Norton & Company (→ISBN), page 180:

     When Mark sought my supervision, I taught him the terms top and bottom and explained that gay men usually self-identify as either one or the other. Some men go both ways—calling themselves "versatile"— […]

• See also: Thesaurus:be bisexual

• swing both ways
• cut both ways
• have it both ways