Definition of under-strength in English:

under-strength

Pronunciation /ˌʌndəˈstrɛŋ(k)θ/

adverb

  • 1Military
    With less than the usual or required personnel, equipment, or resources.

  • 2Of a mixture, compound, or preparation: under the usual, appropriate, or expected potency or degree of concentration.

adjective

  • 1Having less than the usual, appropriate, or expected potency or degree of concentration.

  • 2Military
    Having less than the usual or required personnel, equipment, or resources.

Origin

Mid 19th century; earliest use found in Lancaster Gazette. From under- + strength.