a useful or valuable thing, person, or quality:

〖通例単数形で〗 «…にとって» 有用なもの, 貴重な存在, 戦力; 強み, プラス, 長所 «to» , ｟まれ｠ «for»

e.g. quick reflexes were his chief asset

e.g. the school is an asset to the community.

(usually assets) property owned by a person or company, regarded as having value and available to meet debts, commitments, or legacies:

〖通例～s〗 (会社･個人の)資産, 財産(↔ liability)

e.g. growth in net assets

e.g. as modifier : debiting the asset account.

(assets) military equipment, such as planes, ships, communications and radar installations, employed or targeted in military operations.

mid 16th century (in the plural in the sense ‘sufficient estate to allow discharge of a will’): from an Anglo-Norman French legal term, from Old French asez ‘enough’, based on Latin ad ‘to’ + satis ‘enough’.