Confirmed Bachelor/Fallout: New Vegas

Confirmed Bachelor is a perk for male characters in Fallout: New Vegas.

Effects
This perk gives males an additional +10% damage bonus on other male targets and more dialogue options with certain male characters, geared at same sex relationships.

Additional dialogue options

 * Major Knight (Mojave Outpost): can be asked by the player if he wants to be "friends." Knight will reply favorably, but will mention that such friendships aren't really welcome on the frontier.
 * Manny Vargas (Novac): The player can sympathize with his plight and listen to him recount his problems. This allows the player to skip Come Fly With Me and continue pursuing Benny. The quest will still remain available.
 * Arcade Gannon (Old Mormon fort): The perk enables hiring Arcade through a bit of flirtation.
 * Cass (Mojave Outpost): The player can make it clear that they aren't interested in her.
 * Jack (Nellis Air Force Base): Allows the player to compliment him and start the Young Hearts quest.
 * Ignacio Rivas (Helios One): During That Lucky Old Sun, the player can calm him. The line appears in both normal and stupid variants.
 * Old Ben (Freeside): During Wang Dang Atomic Tango, the player can easily convince him to work for James Garret.
 * Jimmy (Casa Madrid Apartments, Westside): Players with this perk can get a discount for Jimmy's services.
 * Male prostitutes (Gomorrah): During How Little We Know, the player can compliment male prostitutes on their body and receive intel on Cachino's location (works on any prostitute, but only a single time.
 * Carlyle St. Clair III: During Beyond the Beef, the player can lure him by proposing to have sex with him in a dumpster.
 * Dr. Alex Richards (Camp Forlorn Hope): Will make flirtatious comments towards the player character.
 * Christine Royce: After rescuing her, the perk enables the player to interpret her sign language and understand that she's trying to tell them that she loved a fellow member of the Brotherhood of Steel.

Behind the scenes
"Confirmed Bachelor" was a common euphemism in the 1940s and 50s for a homosexual man.