(of water or an object in water) move with a splashing sound

the water swashed and rippled around the car wheels

(of a person) flamboyantly swagger about or wield a sword

he swashed about self-confidently

the rush of seawater up the beach after the breaking of a wave

the swash tends to push shingle up the beach

denoting an ornamental written or printed character, typically a capital letter

italic swash caps