mad
gb/mˈæd/ us/mˈæd/
A2
英語
~ 2600
語義
0件の語義
adjective
informal
A2
property
1
angry or upset
Feeling very angry.
用法パターン：
[someone] is mad (at/about [something])
よくある間違い：
Learners sometimes confuse 'mad' meaning 'angry' with 'mad' meaning 'crazy', especially in British English where 'mad' usually means 'crazy'.
類義語
angry (Neutral and standard term for feeling displeasure.)
|
upset (Less intense and more about emotional disturbance than anger.)
対義語
calm (Not feeling anger or agitation.)
コロケーション
mad at someone
|mad about something
|get mad
|make someone mad
テーマ
emotions
|daily life
|core_vocabulary
例文
- She was mad at her brother for breaking her phone.
- I get mad when people cut in line.
- He’s still mad about what happened last night.
- Don’t make me mad by lying to me.
学習者向け例文
- I am mad at my friend.
- She is mad about the noise.
- He gets mad when he is late.
- They are mad at their teacher.
adjective
B1
property
2
mentally ill or insane
Having a serious mental problem, or acting in a very strange way.
用法パターン：
[someone] is mad
よくある間違い：
Learners may use 'mad' meaning 'angry' when they mean 'mentally ill', leading to misunderstanding, especially in British English.
類義語
insane (Stronger and more formal term for severe mental illness.)
|
crazy (Informal and less clinical, often exaggeration.)
対義語
sane (Having a healthy mind; reasonable.)
コロケーション
go mad
|drive someone mad
|completely mad
テーマ
health
|emotions
|core_vocabulary
例文
- The idea of walking across the desert without water is mad.
- He went completely mad after losing his fortune.
- They thought she was mad to quit her job without another one lined up.
学習者向け例文
- The man is mad and needs help.
- It is mad to run in the snow without shoes.
- She went mad after the bad news.
adjective
informal
B1
property
3
very enthusiastic about something
Liking something very much.
用法パターン：
mad about [something]
よくある間違い：
Learners may confuse 'mad about' meaning 'angry about' with 'mad about' meaning 'enthusiastic about', so context is important.
類義語
passionate (Strong emotion or enthusiasm, often more formal.)
|
crazy about (Informal equivalent, often interchangeable with this sense.)
対義語
indifferent (Not caring about something.)
コロケーション
mad about sports
|mad about music
|mad about someone
テーマ
emotions
|daily life
|core_vocabulary
例文
- He’s mad about football and watches every game.
- She’s mad about chocolate ice cream.
- I’ve been mad about this band since I was a teenager.
学習者向け例文
- I am mad about pizza.
- She is mad about dancing.
- They are mad about the new movie.
adjective
informal
B2
property
4
foolish or risky
Very silly or dangerous and likely to cause problems.
類義語
reckless (Acting without thinking of the danger.)
|
foolish (Lacking good sense or judgment.)
対義語
sensible (Showing good sense and judgment.)
コロケーション
mad idea
|mad risk
|mad scheme
テーマ
emotions
|daily_life
|core_vocabulary
例文
- It’s a mad plan to drive through the storm.
- They took a mad risk investing all their money in one company.
- Climbing that mountain without proper gear is just mad.
学習者向け例文
- It is a mad idea to go there now.
- He made a mad choice to swim at night.
- That was a mad thing to do.
文法
辞書形
mad
IPA
GB/mˈæd/
US/mˈæd/
音節・強勢
mad （1音節）
Stress on 1st syllable (mad)
活用形
Adjective
- Base: mad
- Comparative: madder
- Superlative: maddest
関連語
Forms
madder
adjective
maddest
adjective
Related words
madden
verb
maddening
adjective
文法ポイント
- Irregular comparative: madder Adjective
- Irregular superlative: maddest Adjective
表現
drive someone mad
1/dɹˈaɪv sˈʌmwˌʌn mˈæd/
idiom
informal
make someone annoyed or crazy
To make someone very annoyed or upset.
例文
- The constant noise is driving me mad.
- Her questions are driving him mad.
go mad
1/ɡˈoʊ mˈæd/
idiom
informal
become insane or very angry/excited
To become mentally ill, or very angry or excited.
例文
- He went mad after losing his job.
- The crowd went mad when the team scored the final goal.
like mad
1/lˈaɪk mˈæd/
idiom
informal
with great energy or speed
Very fast, hard, or much.
例文
- They were running like mad to catch the bus.
- She’s been studying like mad for the exam.
mad about someone/something
1/mˈæd əbˈaʊt sˈoʊmˈoʊnsəmˈɛθɪŋ/
fixed phrase
informal
very fond of or enthusiastic about someone/something
To like someone or something very much.
例文
- She’s mad about her new puppy.
- He’s mad about jazz music.