"Baht" means "without" so, the title means 

out on the moor without a hat

Echo: Others echo-sing words bolded in parenthesis i.e. (I saw thee)

Where have you been since I saw thee (I saw thee)

On Ilkley Moor bah t'at

Where have you been since I saw (Where have you been since I saw… )

Where have you been since I saw (Where have you been since I saw thee)

Chorus 

On Ilkley Moor bah t'at 

On Ilkley Moor bah t'at 

On Ilkley Moor bah t'at 

I've been a'courtin' Mary Jane (Mary Jane)

On Ilkey Moor bah t'at

I've been a'coortin' Mary (I've been a'coortin' Mary Jane)

I've been a'coortin' Mary (I've been a'coortin' Mary Jane)

Chorus

Then thee will catch thy death of cold (death of cold)

On Ilkey Moor bah t'at

Then thee will catch thy death of...(Then thee will catch thy death of cold)

Then thee will catch thy death of cold (Then thee will catch thy death of cold)

Chorus 

Then we shall have to bury thee (bury thee)

On Ilkey Moor bah t'at

Then we shall have to bury (Then we shall haf' to bury thee)

Then we shall have to bury (Then we shall haf' to bury thee)

Chorus 

Then all the worms will eat ya oop (eat you oop)

On Ilkey Moor bah t'at

Then all the worms will eat ya (Then all the worms will eat ya oop)

Then all the worms will eat ya (Then all the worms will eat ya oop)

Chorus 

Then all the ducks will eat the worms (eat the worms)

On Ilkey Moor bah t'at

Then all the ducks will eat the (Then all the ducks will eat the worms)

Then all the ducks will eat the (Then all the ducks will eat the worms)

Chorus 

Then we will all eat up the ducks (up the ducks)

On Ilkey Moor bah t'at

Then we will all eat up the (Then we will all eat up the ducks)

Then we will all eat up the (Then we will all eat up the ducks)

Chorus 

Then us will all be eatin' thee ("eatin' thee?")

On Ilkey Moor bah t'at

Then us will all be eatin' (Then us will all be eatin' thee)

Then us will all be eatin' (Then us will all be eatin' thee)

Chorus 

Then we will have our loved ones back (loved ones back)

On Ilkey Moor bah t'at

Then we will have our loved (Then we will have our loved ones back)

Then we will have our loved (Then we will have our loved ones back)

Chorus 

While shepards watch their flocks by night (no echo)

Chorus 

(In this accompanying sheet music, the echo is not noted)