To reduce to nothing, to destroy, to eradicate.
To render null and void; to abrogate.
To react with antimatter, producing gamma radiation and (for higher-mass reactants, especially composite particles such as protons) lighter particles (such as pions, muons, and neutrinos).
To destroy (especially, a large number of people or things); to obliterate.
To crash; to fall over (especially in board sports such as surfing, skateboarding, etc.).
To physically erase (writing, computer data, etc.).
To do away with; to cause to disappear.
To knock (a surfer) off their board.
To fall off one's surfboard.
To exhaust; to tire out.