The geometrid moth Scopula emutaria.

(US politics) A surge of voters supporting the candidates of the Democratic Party during an election (especially a midterm election), which results in the party making significant gains.

(US politics) A surge of voters supporting the candidates of the Republican Party during an election (especially a midterm election), which results in the party making significant gains.

(slang, vulgar) Boastful or aggressive demonstration of one's machismo or toughness.

(politics) A surge in the number of women running for office, the number of female voters, or the number of people voting for female candidates during an election, which results in the election of more women or politicians supporting feminist issues (such as abortion rights).

(US) Synonym of Mexican wave

(US) Synonym of Mexican wave

Alternative spelling of hand waving

Alternative spelling of handwaving

Alternative spelling of wavefunction