Green’s Dictionary of Slang

world n.

1. (UK society) a knowledge of the fashionable world, the beau monde.

[UK]J. Trusler Life in Partridge DSUE (8th edn) 1352/2: That [...] is proof of your want of world. No man of Ton ever goes to the Theatre.

2. see free world n. (2)

In compounds

world tour (n.)

(US prison) the movement of a prisoner between various units within a given institution.

[US]Rayman & Blau Riker’s 238: ‘[T]he World Tour.’ That’s terminology on Rikers Island, meaning you are moved along to other units within the jail.

In phrases