n Any of many types of stinging flying insect resembling a hornet.
n (entomology) Any of the members of suborder Apocrita, excepting the ants (family Formicidae) and bees (clade Anthophila).
n Any of the members of the family Vespidae.
n A person who behaves in an angry or insolent way, hence waspishly.
v To move like a wasp; to buzz
n Alternative letter-case form of WASP (“white Anglo-Saxon Protestant”)
n (US) Initialism of White Anglo-Saxon Protestant, a member of the supposed ruling class of America.
n (historical) Initialism of Women Airforce Service Pilots.
n Alternative letter-case form of WASP