Synonym: fancy, notion, opinion, plan, thought. Similar words: side by side, death, deal out, dealer, deadly, deal in, deal with, a big deal. Meaning: [aɪ'dɪə] 
n. 1. the content of cognition; the main thing you are thinking about 2. a personal view 3. an approximate calculation of quantity or degree or worth 4. your intention; what you intend to do 5. (music) melodic subject of a musical composition.
n. 1. the content of cognition; the main thing you are thinking about 2. a personal view 3. an approximate calculation of quantity or degree or worth 4. your intention; what you intend to do 5. (music) melodic subject of a musical composition. 
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151 He had been vehement in his opposition to the idea.
152 I know someone in the world is waiting for me, although I've no idea of who he is. But I feel happy every day for this.
153 You've a very good idea there. It will make a good book.
154 His original idea was good, but his execution of the scheme was disastrous.
155 The idea was to create a comprehensive road map of the Web.
156 Darwin generalized from many facts to reach his idea about the origin of man.
157 He wants to join the army when he leaves school,(sentencedict.com) but I hope he'll grow out of the idea.
158 The Government has pooh-poohed the idea that primary schools will begin to select pupils.
159 She persevered in her idea despite obvious objections raised by friends.
160 The British government is expected to reject the idea of state subsidy for a new high speed railway.
161 I feel that there's a lot of pressure put on policemen. And as for putting guns in their hands, I don't think that's a very good idea at all.
162 Don't start writing until the idea has gelled in your mind.
163 He hit on an idea of sending his father a special present.
164 It is not a good idea to pressurize children into playing a musical instrument.
165 Talking one-on-one with people is not his idea of fun.
166 She never had the least idea what to do about it.
167 Never reject an idea, dream or goal because it will be hard work. Success rarely comes without it.
168 It seemed like a good idea before we started, but in practice it was a disaster.
169 It would be a good idea to call before we leave.
170 The idea was first mooted as long ago as the 1840s.
171 Walking three miles in the pouring rain is not my idea of fun.
172 I have only ever seen as far as the next valley, and have no idea what lies beyond.
173 The idea that TV shows like "Dallas" or "Dynasty" represent typical American life is laughable.
174 The latest big idea is to make women more interested in sport.
175 Have you any idea of what he is up to?
176 She might be more amenable to the idea if you explained how much money it would save.
177 It is always a good idea to sell through a licensed dealer.
178 She explained the whole idea again, but I still didn't understand.
179 His idea of paradise is to spend the day lying on the beach.
180 Local people regard this idea of a motorway through their village with horror.