To sail or travel about, as for pleasure or reconnaissance.
To go or move along, especially in an unhurried or unconcerned fashion: "A whole cache of babies . . . cruised imperiously in their strollers, propelled by their mothers or by pairs of grandmothers"(Anne Tyler).
Informal To move leisurely about an area in the hope of discovering something: taxis cruising for fares.
Slang To look for a sexual partner, as in a public place.
To travel at a constant speed or at a speed providing maximum operating efficiency for a sustained period.
Informal To move leisurely about an area in the hope of discovering something: taxis cruising for fares.
Slang To look for a sexual partner, as in a public place.
To inspect a wooded area to determine its lumber yield.
v.
tr.
To travel about or journey over.
Slang
To look in (a public area) for a sexual partner.
To seek out and make a sexual overture to.
To inspect in order to determine lumber yield.
n. The act or an instance of cruising, especially a sea voyage for pleasure.
[Dutch kruisen, to cross, from kruis, cross, from Middle Dutch cruce, from Latin crux, cruc-, cross.]
[krooz] 
verb, cruised, cruis⋅ing, noun 
), born 1962, U.S. film actor.