Lacking something essential; often construed with in.
Insufficient or inadequate in amount.
Of a number n, Having the sum of divisors σ(n)<2n, or, equivalently, the sum of proper divisors (or aliquot sum) s(n).
A person who is deficient.
Lacking interest or substance.
Not steep; close to horizontal.
Not far forward, close to the net.
Having little depth; significantly less deep than wide.
Not intellectually deep; not penetrating deeply; simple; not wise or knowing.
Concerned mainly with superficial matters.
Extending not far downward.
To make or become less deep.
A costermonger's barrow.
A shallow portion of an otherwise deep body of water.
A fish, the rudd.