the.com/slender
Thin, but dressed up nicely enough to sound like a compliment.
means Gracefully slim in build, or — by extension — meager and barely sufficient in amount.
from From Middle English sclendre, possibly via Old French esclendre, meaning thin or feeble; the lean shape was there from the start.
Double dutyDescribes both slim waists and slim chances.
Threadbare cousinA slender budget means almost no budget.
Faint praiseSlender hope is hope on life support.