He begs frae them that borrowed frae him.
He bides as fast as a cat does to a saucer.
Meaning that a person will "bide" or stay only so long as he can get anything, or serve his own purpose.
He blaws in his lug fu' brawly.
"Blaw his lug," to praise a person in an extravagant or fulsome manner.
He blushes at it like a beggar at a bawbee.
He breeds o' the gowk that casts a' down at e'en.
He brings a staff to break his ain head.
He can do ill, and he may do gude.
He can haud the cat and play wi' the kitten.