| a ambos lados | on both sides |
| A Bao Ji | Emperor Taizu of Liao |
| A Beautiful Mind | A Beautiful Mind |
| a boca de jarro | point-blank |
| a bordo | aboard |
| A Bronx Tale | A Bronx Tale |
| a buena hora | in time |
| a cabalidad | thoroughly |
| a caballo | on horseback |
| a caballo regalado no le mires el diente | don't look a gift horse in the mouth |
| a caballo regalado no se le miran los dientes | don't look a gift horse in the mouth |
| A cada día su afán | Live life one day at a time |
| a cambio | in return |
| a cambio de | in return for |
| a campo través | cross-country |
| a cappella | a cappella |
| a carramanchones | astride |
| a casa | homeward |
| a causa de | as |
| A Change of Seasons | A Change of Seasons |
| a ciegas | blindly |
| a cielo abierto | strip |
| a cobrar | receivable |
| A Collection of Great Dance Songs | A Collection of Great Dance Songs |
| a conciencia | carefully |
| a condición de que | on the understanding that |
| A Conspiracy of Hope Tour | A Conspiracy of Hope |
| a conveniencia de uno | at one's leisure |
| a corazón abierto | open-heart |
| a corto plazo | short-range |
| A costa de | At the expense of |
| a cuadros | checked |
| A cual más | Each one more so than the other |
| A cualquier otro lugar | Anywhere but Here |
| a cuestas | piggyback |
| A Day at the Races | A Day at the Races |
| A Day Without Me | A Day Without Me |
| a deshora | mistimed |
| a diferencia de | unlike |
| A Diogneto | Epistle to Diognetus |
| a discreción | ad lib |
| a ella | her |
| a ellas | them |
| a ello | thereto |
| a ellos | them |
| a escondidas | secretly |
| a ese lugar | there |
| a eso | thereto |
| A espaldas de | Round the back of |
| a espaldas de alguien | without someone's knowledge |
| A este lado del paraíso | This Side of Paradise |
| a este respecto | in this regard |
| a esto | hereto |
| a favor | pro |
| a favor de | pro |
| A Few Good Men | A Few Good Men |
| a fin de | in order to |
| A fin de cuestas | When it comes to the point |
| a fin de que | so that |
| A Fine Day to Exit | A Fine Day To Exit |
| A Fish Called Wanda | A Fish Called Wanda |
| A Flight and a Crash | A Flight and a Crash |
| A Flock of Seagulls | A Flock of Seagulls |
| a flote | afloat |
| a fondo | completely |
| A fuerza de | By the use of |
| A Gift From a Flower to a Garden | A Gift from a Flower to a Garden |
| A Girl Like Me | A Girl like Me |
| a gran escala | all-out |
| A grandes rasgos | In outline |
| A granel | In bulck |
| a gusto | comfortable |
| A hombros de gigantes | Standing on the shoulders of giants |
| a horcajadas | astride |
| A Hunka Hunka Burns in Love | A Hunka Hunka Burns in Love |
| a intervalos ... | at ... intervals |
| A Kind of Magic | A Kind of Magic |
| a la | to the power of |
| a la atención de | care of |
| A la cabeza de las elecciones | A Head in the Polls |
| a la carta | a la carte |
| a la chita callando | unobtrusively |
| a la corta o a la larga | sooner or later |
| a la corta o a la larga, el tiempo todo lo alcanza | all in good time |
| a la cual | that |
| A la cubana | In the Cuban way |
| a la derecha | right |
| a la derecha de alguien | on someone's right side |
| a la derecha de uno | right |
| a la deriva | adrift |
| a la expectativa | in anticipation |
| a la expectativa de | in anticipation of |
| a la fuerza | forcible |
| a la intemperie | unsheltered |
| a la izquierda | left-hand |
| a la izquierda de alguien | on someone's left side |
| a la larga | in due time |
| a la letra | to the letter |
| a la luz de la vela, no hay mujer fea | all cats are grey in the dark |
| a la moda | fashionable |
| a la orilla | alongshore |
| A la otra parte de | Preko |
| a la precisión | to a nicety |
| a la segunda potencia | squared |
| a la tercera va la vencida | third time's a charm |
| a la venta | for sale |
| a la vez | all at once |
| a la vista | within sight |
| a la vista y conocimiento de alguien | with someone's knowledge |
| a la vuelta | overleaf |
| a largo plazo | long-term |
| A las barricadas | To The Barricades |
| a las cuales | that |
| a las órdenes de | under |
| A League of Their Own | A League of Their Own |
| a lo hecho pecho | what's done can't be undone |
| a lo largo | lengthwise |
| a lo largo de | alongside |
| a lo largo de la costa | alongshore |
| a lo largo y a lo ancho | crosstown |
| a lo lejos | afar |
| a lo mejor | perhaps |
| a lo máximo | at the farthest |
| a los cuales | that |
| a los osados, ayuda la fortuna | fortune favors the bold |
| A Lyga | A Lyga |
| a mal tiempo buena cara | face the music |
| a mano | handy |
