Barely sufficient in amount or quantity; not abundant; almost inadequate: (Dictionary.com)
Limited; meager; not large: (Dictionary.com)
Barely amounting to as much as indicated: (Dictionary.com)
Excessively frugal. (Merriam – Webster)
Barely or scarcely sufficient. (Merriam – Webster)
Not quite coming up to a stated measure. (Merriam – Webster)
Lacking in amplitude or quantity. (Merriam – Webster)
Having a small or insufficient supply. (Merriam – Webster)
Very little and not enough. (Cambridge Dictionary)
Making Essential Choices with Scant Information.
How to Measure a Scant Cup of Flour.
Saudi Arabia: Scant Justice for Pakistanis.
Scant Arctic ice could mean summer “double whammy”.