Green’s Dictionary of Slang

round adj.

SE in slang uses

In compounds

roundball (n.)

(US) basketball (as opposed to football, played with an oval ball).

L. Schecter Jocks 234: [cap. heading] Let’s Hear It for the Roundball.
[US]E. Folb Runnin’ Down Some Lines 252: round ball Basketball.
[US]D. Woodrell Muscle for the Wing 42: Roundballs of various sizes and snowcapped schemes offered the dreamy ways to better quarters.
[US]Eble Campus Sl. Apr.
roundeye(d)

see separate entries.

round file (n.) (also round filing cabinet)

(orig. US) a wastepaper basket.

[US]G. Underwood ‘Razorback Sl.’ in AS L:1/2 65: round file n Wastebasket.
[Aus]M.B. ‘Chopper’ Read How to Shoot Friends 27: You better make sure you are good looking, or it’s straight into the round filing cabinet.
[Aus]M.B. ‘Chopper’ Read Chopper 3 35: [as cit. 1993].
roundhead (n.)

see separate entry.

roundheeled/-heels

see separate entries.

roundhouse

see separate entries.

roundman (n.) [the round coin]

(US) a dollar.

[US]D. Hammett ‘Ruffian’s Wife’ in Nightmare Town (2001) 64: I brought fifteen thousand hard roundmen away with me.
round o (n.) [the oh! of disbelief it elicits]

a great lie.

[UK]Shakespeare London Prodigal D: For howsoever the Deuenshire man is, my maisters Mind is bloody; thats a round O, And therefore syr, intreatie is in but vain.
[UK]Merry Maid of Islington 16: Take her into the Counting House, and try what Figure you can bring her to; a Cypher you need not fear, and the round O is the compleating of your sum.
round rimmer (n.) [the shape of their hat]

(US Und.) a member of a N.Y. gang.

Morn. Herald (NY) 26 Nov. 2/2: White [...] was one of that infanous class of characters [...] ‘soap locks,’ ‘round rimmers,’ ‘fire rowdies,’ etc.
[US]N.Y. Herald 16 Nov. 2/5: The soaplock fashion of wearing the hair is about coming again into practice among the round rimmers.
round robin

see separate entries.

round room (n.) (also roundhouse)

(N.Z. prison) a strip cell.

[NZ]D. Looser Boobslang [U. Canterbury D.Phil. thesis] 156/2: round room (also roundhouse) n. = strip cell.