(simile, UK) With unstoppable momentum.

plural of bullet train

Alternative form of potty training

plural of training bra

A type of bra used by girls, usually teenage girls when their busts are still small.

plural of power train

plural of train-bearer

A form of exercise involving a variety of different disciplines, each a few minutes long.

A train used for the transportation of freight. / (by extension) A large, unstoppable force; a juggernaut.

plural of train of thought