I may define you may define he may define we may define you may define they may define
V-ing form
I may be defining you may be defining he may be defining we may be defining you may be defining they may be defining
Perfect
I may have defined you may have defined he may have defined we may have defined you may have defined they may have defined
V-ing perfect
I may have been defining you may have been defining he may have been defining we may have been defining you may have been defining they may have been defining
Negation
Simple form
I mayn't define you mayn't define he mayn't define we mayn't define you mayn't define they mayn't define
V-ing form
I mayn't be defining you mayn't be defining he mayn't be defining we mayn't be defining you mayn't be defining they mayn't be defining
Perfect
I mayn't have defined you mayn't have defined he mayn't have defined we mayn't have defined you mayn't have defined they mayn't have defined
V-ing perfect
I mayn't have been defining you mayn't have been defining he mayn't have been defining we mayn't have been defining you mayn't have been defining they mayn't have been defining
Interrogative form
Simple form
may I define? may you define? may he define? may we define? may you define? may they define?
V-ing form
may I be defining? may you be defining? may he be defining? may we be defining? may you be defining? may they be defining?
Perfect
may I have defined? may you have defined? may he have defined? may we have defined? may you have defined? may they have defined?
V-ing perfect
may I have been defining? may you have been defining? may he have been defining? may we have been defining? may you have been defining? may they have been defining?
Interro-negative form
Simple form
mayn't I define? mayn't you define? mayn't he define? mayn't we define? mayn't you define? mayn't they define?
V-ing form
mayn't I be defining? mayn't you be defining? mayn't he be defining? mayn't we be defining? mayn't you be defining? mayn't they be defining?
Perfect
mayn't I have defined? mayn't you have defined? mayn't he have defined? mayn't we have defined? mayn't you have defined? mayn't they have defined?
V-ing perfect
mayn't I have been defining? mayn't you have been defining? mayn't he have been defining? mayn't we have been defining? mayn't you have been defining? mayn't they have been defining?