If someone's jaiket's on a shoogly nail this means that his position is not secure, that there is a threat oflosing his job. Mind yer feet oan that dug's keech. A local name for the game of peekaboo as played to amuse very young children. Laldy An odd word, meaning punishment or enthusiastic participation. Gie um a boatle a Lanny an that'll be him happy.
Old yin can be mother or father.
Mrs Brannigan was askin for her'. The well-known street market, just off The Briggait, which gained its name through being frequented by impecunious Irish immigrants. Ah knew she'd be ragin, so Ah didny bother phonin'. Presumably the name comes from the moneylender keeping a tally of how much he is owed by whom. The term suggests that the false teeth might be made of china, or wally.