Cruising gay definition

Cruising for sex or cruising is walking or driving about a locality, called a cruising ground, in search of a sex partner, usually of the anonymous, casual, one-time variety. [1][2] The term is also used when technology is used to find casual sex, such as using an Internet site or a telephone service. [3][4].
What, exactly, is the true definition of cruising? While there isn’t a hard and fast definition of cruising, it basically boils down to two people who “look at each other and know that.