Definitions
1.NounWaves that break on an ocean shoreline.
2.NounAn instance or session of riding a surfboard in the surf."We went for a surf this morning."
3.NounA dance popular in the 1960s in which the movements of a surfboard rider are mimicked.
4.Noun(Can we verify this sense?) The bottom of a drain.
5.VerbTo ride a wave on a surfboard; to pursue or take part in the sport of surfing.
6.VerbTo surf at a specified place.
7.VerbTo bodysurf; to swim in the surf at a beach.
8.VerbTo browse the Internet, television, etc.