i Register
In some senses, batty is marked as slang, obsolete, derogatory, UK. Watch for register when choosing this word.
adj
Mad, crazy, silly.
On Sunday’s David Frost Show, Baroness Thatcher looked quite batty to me, eyes rolling.
Belonging to, or resembling, a bat (mammal).
And from each other look thou lead them thus Till o'er their brows death-counterfeiting sleep With leaden legs and batty wings doth creep.
noun
The buttocks or anus.
He kick the boy down and beat the boy back and batty and leg.
A homosexual man.
For example, recent Jamaican 'raga' lyrics by Buju Banton and Brand Nubian attach the affirmation of black identity to crude animosity towards homosexuality and contain offensive language against the 'batties' as icons of non-blackness.
noun
Obsolete form of paddy (“rice”).
The rice, or batty, is sown in June, at the commencement of the periodical rains; […]