(slang) Asexual, not experiencing sexual attraction.
noun
(US) A perfect score on a school exam.
(US, baseball) The best pitcher on the team.
(US, baseball, dated, 19th century) A run.
(US, golf, disc golf) A hole in one.
(US, slang) A dollar bill.
(card games, dice games) A card or die face so marked.
(card games, dice games) A single point or spot on a playing card or die normally indicating it as the prime, i.e. first and forefront. (in playing cards, of that series)
(physics, obsolete) A quark.
(slang) A person who is asexual.
(sometimes attributive) An expert at something; a maverick, genius; a person owning a "first rank" talent.
(sports) A point won by a single stroke, as in handball, rackets, etc.
(tennis, volleyball) A serve won without the opponent hitting the ball.
A military aircraft pilot who is credited with shooting down many enemy aircraft, typically five or more.
A very small quantity or degree; a particle; an atom; a jot.
Any of various hesperiid butterflies.
The ball marked with the number 1 in pool and related games.