lookout

IPA: ɫˈʊkaʊt

A vantage point with a view of the surrounding area.
A session of watching for an approaching enemy, police, etc.
A person on watch for approaching enemy, police, danger, etc.
A subject for observation; a prospect or view.
One's perspective, outlook; hence, one's responsibility. (used with a possessive pronoun or a noun in a possessive form).
An observation window.
(construction) A joist that extends in cantilever out from the exterior wall (or wall plate) of a building, supporting the roof sheathing and providing a nailing surface for the fascia boards.
A census-designated place in Modoc County, California, United States.

look out

IPA: ɫˈʊkˈaʊt

(intransitive, idiomatic) To be vigilant and aware often as an imperative to alert a person to danger.
(transitive, idiomatic) To find by looking: to hunt out.
To be facing (used with "on").
Used other than figuratively or idiomatically: see look, out.

IPA: ɫˈʊkˈaʊt

Alternative spelling of lookout [A vantage point with a view of the surrounding area.]

She is forever on the look-out for those she might devour.
As usual, I was on the look-out for historical or stylistic errors.
Some of them, he saw, were always keen and on the look-out for news; others seemed dazed.
Across from us a kestrel rises from a look-out rock and wheels with motionless wings ever higher and higher on the thermals.
That is better than the rate of Wayne Rooney, whose suspension for the group stages of Euro 2012 means the England manager is on the look-out for a reliable stand-in.
Yet, one resident who gives tours of a Futenma base look-out, where photographers and school groups gather to watch planes headed overseas take off and land, is ambivalent.
The front door opened onto a balcony that, when I was pretending to be a soldier or warrior, became my look-out post on the world, under the spotlight of the California sun.