A big kiss is an English equivalent of 'un grosso bacio'. The masculine indefinite article 'uno'* means 'a, one'. The masculine adjective 'grosso' means 'big, heavy, thick'. The masculine noun 'bacio' means 'kiss'. All together, they're pronounced 'oon GROHS-soh BAH-choh'.
*The vowel 'o' of 'uno' may drop before an adjective or noun that begins with a consonant.
"A big kiss" and "one big kiss" are English equivalents of the Italian phrase un bacio grosso. Context makes clear whether the masculine singular noun and adjective follow a masculine singular indefinite article (case 1) or cardinal number (example 2). Regardless of meaning or use, the pronunciation will be "oon BA-tcho GROS-so" in Italian.
"I'm kissing Bella" is one English equivalent of the Italian phrase Bacio Bella.
Specifically, the present indicative verb bacio means "(I) am kissing, do kiss, kiss." The feminine proper noun Bella -- which translates as "beautiful" -- serves as an Italian loan name in English. The pronunciation will be "BA-tcho BEL-la" in Italian.
"A big kiss" is an English equivalent of the Italian phrase un bacio grande.
Specifically, the masculine singular indefinite article un is "a". The masculine noun bacio means literally "kiss" and loosely "embrace, hug". The feminine/masculine adjective grande translates as "big, great".
The pronunciation will be "oon BA-tcho GRAN-de" in Italian.
Un bacio grande a mio marito in Italian means "A big kiss to my husband" in English.
Un bacio per voi in Italian means "a (one) kiss for you" in English.
Hai ricevuto un bacio? in Italian means "Did you receive a kiss?" in English.
Suona male un bacio? in Italian means "Does a kiss sound bad?" in English.
"Kiss of death" in English means bacio di morte in Italian.
Un bacio per amore mio! in Italian means "A kiss for my love!" in English.
If you mean the Spanish word vacío (not bacio) then the English translation is "empty." If you mean the Italian word bacio, then the English translation is "kiss." If you mean the Portuguese word bacio, then the English translation is "potty".
"The wedding kiss" in English is il bacio del matrimonioin Italian.
Se lo so dal tuo bacio in Italian means "I know you by your kiss" in English.
Bacio il mio cane sulla bocca in Italian means "I kiss my dog on the mouth" in English.
"I kiss you" is a literal English equivalent of the Italian phrase Ti bacio. The declarative statement also translates into English as "I'm kissing you" and "I do kiss you." The pronunciation will be "tee BA-tcho" in Italian.
Un bacio dall'altro lato del mondo in Italian means "A (one) kiss from the other side of the world" in English.
"Innocent kiss" is an English equivalent of the Italian phrase bacio innocente. The masculine singular phrase models Italian tendencies to have adjectives follow their nouns, except for a different meaning or for emphasis. The pronunciation will be "BA-tcho EEN-no-TCHEN-tey" in Pisan Italian.