Synonym: ahead, before, beginning, chief, dominant, foremost, leading, main, preferably, primary, principal, rather, final, finally, last. Similar words: at first, first of all, first prize, the first person, at first sight, in the first place, first and foremost, upstairs. Meaning: [fɜrst /fɜːst] 
n. 1. the first or highest in an ordering or series 2. the first element in a countable series 3. the time at which something is supposed to begin 4. the fielding position of the player on a baseball team who is stationed at first of the bases in the infield (counting counterclockwise from home plate) 5. an honours degree of the highest class 6. the lowest forward gear ratio in the gear box of a motor vehicle; used to start a car moving. adj. 1. preceding all others in time or space or degree 2. indicating the beginning unit in a series 3. serving to set in motion 4. serving to begin 5. ranking above all others 6. highest in pitch or chief among parts or voices or instruments or orchestra sections 7. being the gear producing the lowest drive speed. adv. 1. before anything else 2. the initial time 3. before another in time, space, or importance 4. prominently forward.
n. 1. the first or highest in an ordering or series 2. the first element in a countable series 3. the time at which something is supposed to begin 4. the fielding position of the player on a baseball team who is stationed at first of the bases in the infield (counting counterclockwise from home plate) 5. an honours degree of the highest class 6. the lowest forward gear ratio in the gear box of a motor vehicle; used to start a car moving. adj. 1. preceding all others in time or space or degree 2. indicating the beginning unit in a series 3. serving to set in motion 4. serving to begin 5. ranking above all others 6. highest in pitch or chief among parts or voices or instruments or orchestra sections 7. being the gear producing the lowest drive speed. adv. 1. before anything else 2. the initial time 3. before another in time, space, or importance 4. prominently forward. 
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61. I was 20 when I first fell in love.
62. Her first pregnancy ended in miscarriage.
63. We had assembled for the first rehearsal.
64. It can be tricky at first, but persevere.
65. Better the last smile than the first laughter.
66. The hall was packed out for Menuhin's first concert.
67. Spain was the first foreign country she had visited.
68. At first, he was really scared.
69. You will have to get official permission first.
70. It was the first time they had ever met.
71. The first gulp is the best.
72. Let's go to the theatre first and eat afterward.
73. First love is unforgettable all one is life.
74. He plunged head first into the stream.
75. He came first in the race.
76. Let's toss a coin to see who goes first.
77. He is in the first rank of university teachers.
78. Turn right at the first traffic light.
79. Under interrogation,[www.Sentencedict.com] he refused to say anything at first.
80. Cathy was fined for her first offence.
81. The first English gold coin was struck in 1255.
82. You are not entitled to travel first class.
83. At first consumers were wary of e-banking.
84. She caught the first plane out.
85. The first station buildings were quite primitive.
86. Passengers with cars must embark first.
87. These events provided the inspiration for his first novel.
88. the first thing thatI'd like to do.
89. That was the first time for me.
90. First Airborne Division was heavily outgunned by German forces.
More similar words: at first, first of all, first prize, the first person, at first sight, in the first place, first and foremost, upstairs, firm, burst, at worst, on fire, fire up, firmly, burst in, confirm, burst into, understand, catch fire, set fire to, burst out laughing.