(law) To bind a person under such a contract. / To indent; to make hollows, notches, or wrinkles in; to furrow.

plural of Indian sunburn

(slang) The prank of grabbing a victim's forearm in both hands and twisting the skin in opposite directions.

plural of Indian fig

(algebra) the state of being linearly independent

(linear algebra) (Of a set of vectors or ring elements) whose nontrivial linear combinations are nonzero

(finance) A Japanese stock market index; normally refers to the Nikkei 225, which is calculated by aggregating the share prices of 225 large Japanese companies quoted on the Tokyo Stock Exchange, and thus reflects the performance of major Japanese businesses.

That which cannot be precisely defined or put into words. / That which defies description; indescribable.

Anything that cannot be defined.

(mathematics, physics) Not time-dependent; not determined by the value of a variable representing time.