Synonym: copy, duplicate, fold, turn over, twofold. Antonym: belief, single, trust. Similar words: double up, double back, trouble, troubled, no doubt, without doubt, voluble, do up. Meaning: ['dʌbl] 
n. 1. a base hit on which the batter stops safely at second base 2. a stand-in for movie stars to perform dangerous stunts 3. someone who closely resembles a famous person (especially an actor) 4. a quantity that is twice as great as another 5. raising the stakes in a card game by a factor of 2. v. 1. increase twofold 2. hit a two-base hit 3. bend over or curl up, usually with laughter or pain 4. do double duty; serve two purposes or have two functions 5. bridge: make a demand for (a card or suit) 6. make or do or perform again. adj. 1. having more than one decidedly dissimilar aspects or qualities 2. consisting of or involving two parts or components usually in pairs 3. twice as great or many 4. used of flowers having more than the usual number of petals in crowded or overlapping arrangements 5. used of homologous chromosomes associated in pairs in synapsis 6. large enough for two 7. having two meanings with intent to deceive. adv. 1. downward and forward 2. two together 3. to double the degree.
n. 1. a base hit on which the batter stops safely at second base 2. a stand-in for movie stars to perform dangerous stunts 3. someone who closely resembles a famous person (especially an actor) 4. a quantity that is twice as great as another 5. raising the stakes in a card game by a factor of 2. v. 1. increase twofold 2. hit a two-base hit 3. bend over or curl up, usually with laughter or pain 4. do double duty; serve two purposes or have two functions 5. bridge: make a demand for (a card or suit) 6. make or do or perform again. adj. 1. having more than one decidedly dissimilar aspects or qualities 2. consisting of or involving two parts or components usually in pairs 3. twice as great or many 4. used of flowers having more than the usual number of petals in crowded or overlapping arrangements 5. used of homologous chromosomes associated in pairs in synapsis 6. large enough for two 7. having two meanings with intent to deceive. adv. 1. downward and forward 2. two together 3. to double the degree. 
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121. He has served a number of double faults in this set.
122. If you're very hungry a double helping of spaghetti should fit the bill!
123. The newspaper used the neologism "dinks", Double Income No Kids.
124. The government aims to double the number of students in higher education within 25 years.
125. Double rooms at any of the following hotels should leave you some change from ￡150.
126. He suffered headaches and double vision after hitting his head in the accident.
127. The Great Western Hotel costs around ￡60 a night for a double.
128. He threw the double doors open in a dramatic gesture.
129. Many jazz trios consist of a piano, guitar and double bass.
130. Africa's mid-1993 population is projected to more than double by 2025.
131. The death toll is thought to have reached double figures.
132. Crawley, with 14, was the only other player to reach double figures.
133. I'd like to book one twin-bedded room and one double room.
134. We aim to double the number of young people in full - time study.
135. Please type or write clearly in double spacing on one side of A4 paper only.
136. It's ￡65 for a single, ￡98 for a double and ￡120 for an entire suite.
137. The double glazing shuts out most of the traffic noise.
138. The road ahead was flooded so we had to double back to find another way around.
139. The Government is being accused of double standards in the way it is so tough on law and order yet allows its own MPs to escape prosecution for fraud.
140. When I saw her and her twin sister I thought I was seeing double.
141. Pickers are bent double(sentencedict.com), plucking each flower with lightning speed.
142. The president's true agenda was hidden in political double talk.
143. We kept getting lost and having to double back on ourselves.
144. The headteacher is caught in a double bind because whether she expels the boy or lets him off, she still gets blamed.
145. Jack will double for the secretary while she is on holiday.
146. He left the courtroom on the first day bent double with stomach pain.
147. The road ahead was flooded so we had to double back.
148. I think they used a double in the shower scene.
149. We've only one room left : you'll have to double up with Peter.
150. He was told to get back to Washington on the double.
More similar words: double up, double back, trouble, troubled, no doubt, without doubt, voluble, do up, dough, hold out, hand out, public, send out, stand out, weed out, washed out, in and out, find out, publish, publisher, publicly, republic, in public, spread out, Republican, publicity, tremendous, publication, the general public, able.