|Origin:||triacle, from Latin theriaca, from Greek theriake 'cure for a poisonous bite', from therion 'wild animal'|
1DF British English
a thick sweet black sticky liquid that is obtained from the sugar plant and used in cooking [= molasses American English]
a way of expressing love and emotions that seems silly or insincere:
A film that does not turn into treacle.
a treacle tart