Green’s Dictionary of Slang

winter adj.

SE in slang uses

In compounds

winter bush (n.) [bush n.1 (2a)]

(US black) a pronounced growth of a woman’s pubic hair; shaved in the summer it is allowed to grow in the winter.

[US]Ebonics Primer at www.dolemite.com 🌐 winter bush Definition: when a women lets her pubic hair grow-in during the non-bikini season Example: I was out with this bitch last night and when she took off her drawls she had winter bush.
winter-hedge (n.) [the way a full clothes-horse ‘hedges off’ a portion of the room; summer washing is dried out of doors]

a clothes-horse.

[UK]Farmer & Henley Sl. and Its Analogues.
winter palace (n.) [impoverished criminals or tramps deliberately have themselves jailed during the cold winter months]

a prison.

[UK]H. Baumann Londinismen (2nd edn).
winter rat (n.)

(US) an old car, driven in bad weather.

J. MacKillop ‘How to Speak Like a Syracusan’ in Syracuse New Times 4 Aug. 🌐 Perhaps the most enduring and unique local coinage is ‘winter rat,’ designating a wreck of a car driven only in bad weather.
winter’s fire (n.) [it is hot adj. (6a)]

a venereal disease .

Secret Hist. of Betty Ireland (9 edn) 34: She met with the Justice to whom she had given a Winter’s Fire; he accosted her in a very rough Manner, exposing her as a Bawd and Whore.
winter tread (n.) [i.e. a winter tread tyre, thus play on tread v.]

(Aus.) a condom, a contraceptive sheath.

[Aus]G. Seal Lingo 126: In Lingo, condoms are [...] winter tread; rubbers.