The meaning of UNDERPIN is support, substantiate. How to use underpin in a sentence.

UNDERPIN definition: to prop up or support from below; strengthen, as by reinforcing a foundation. See examples of underpin used in a sentence.

Backing, supporting & defending (Definition of underpin from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

1. (Building) to support from beneath, esp by a prop, while avoiding damaging or weakening the superstructure: to underpin a wall.

Definition of underpin verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

6 days ago · (transitive, figuratively) To give support to; to form a basis of; to corroborate. Synonym: underlie Public confidence in politicians must underpin our democracy.

"Underpin" roots back to the Old English "pin," which meant a peg or a nail. The imagery of something pinned from beneath evolved to signify giving support from below, illustrating its architectural lineage.

underpin /ˌʌndəˈpɪn/ vb ( -pins, -pinning, -pinned) (transitive) to support from beneath, esp by a prop, while avoiding damaging or weakening the superstructure: to underpin a wall

underpin meaning, definition, what is underpin: to give strength or support to something...: Learn more.

To provide a solid or foundational support to something, both literally and metaphorically. See example sentences, synonyms, and etymology for the verb underpin.