go all the way

present singular third person goes all the way · participle present going all the way · past went all the way · participle past gone all the way

1. intransitiveliterallyTo travel the entire distance to one's intended destination.

   Synonyms: get it, have sex

2. idiomaticintransitiveTo continue to the conclusion of a task or project.

   Synonyms: cross the line

3. colloquialeuphemisticidiomaticintransitiveTo have sexual intercourse.

   Let's go all the way, baby / Let's not wait / Let's go all the way, down, it's alright

   1977, “Let’s Go All the Way (Down)”, in I Keep Coming Back for More, performed by Brenda & the Tabulations

   2 more examples

   Take my hand and come with me / And let me show you true ecstasy / Boy, be brave, don't be afraid / 'Cause tonight we're gonna go all the way

   1994 December 6, R. Kelly, “Age Ain't Nothing but a Number”, in Age Ain't Nothing but a Number, performed by Aaliyah, track 4

   Actually, going all the way is like a really big decision. I can’t believe I was so caprecious^([sic]) about it. Dee, I almost had sex with him.

   1995, Amy Heckerling, Clueless, spoken by Cher (Alicia Silverstone)

   Synonyms: do it