Related Clues:
- Very unfriendly
- Like smooth, offhand talk
- Very standoffish
- Extremely hostile, as a glare
- Like some winter roads
- Slick, maybe
- Needed a coating of heated propylene glycol, say
- Freezing cold
- Like some salespeople
- Frost-filled
- Very aloof
- Like winter roads, maybe
- Like many smoothies
- Slippery, as winter sidewalks
- Dangerous, as some driving conditions