plural of outboard motor

A storm-scale or mesoscale boundary separating thunderstorm-cooled air (outflow) from the surrounding air, with a similar effect to a cold front.

An outfall fitted with a metal flap so that floodwater will not back up

A loud voice used when one wants to be heard over noise or from a distance, or be assertive or emphatic.

Alternative form of outdoor voice

A native or resident of the Outer Banks of North Carolina.

A long string of narrow barrier islands and spits off the coast of North Carolina and southeastern Virginia, on the east coast of the United States.

(mathematics, linear algebra) The tensor product of two vectors.

plural of outer product

(informal) Of, relating to, or characteristic of outer space, science fiction, or futuristic technology.