v.
- sail, travel, or move slowly around without a precise destination, especially for pleasure.
▸travel smoothly at a moderate or economical speed.
- achieve an objective with ease:
Millwall cruised to a 2–0 win.
- informal wander about in search of a sexual partner.
n.
an instance of cruising, especially a holiday consisting of a voyage calling in at several places.
Etymology
C17: prob. from Du. kruisen ‘to cross’.