Piggyback

Allen Gregory DeLongpre: Pat, I gotta tell you, you did a lot of things right with this lunch―kudos. You got back quickly, you showed initiative, and, best of all, you left plenty of room for improvement. Piggybacking on that last part, the ugly business of the critique.

[...] having crossed the river, the District again became entwined with the London & South Western Railway. In fact, the District would go from East Putney to Wimbledon by piggybacking on to a branch line of that railway, and sometimes overground trains still use the branch as a relief route between Wimbledon and Clapham Common.

But while carrying passengers for recreation is one thing, ferrying bona fide commuters in and out of the UK's third largest city is quite another. Yet that is exactly what Rossendale Borough Council (RBC) wants to do, by piggybacking onto the preserved railway's operations.

American railroads are not permitted to operate long-haul road routes, but the I.C.C. decision of 1954 did permit them to solicit trailer business in, say, New York for Chicago provided the trailer was piggybacked in between.

Okay, when someone accesses a door with a card key, anyone additional who comes in with them is piggy-backing on their access, like someone riding piggy-back. Get it?

The growth is taken for granted; what absorbs Americans today is the implication of piggyback for gross revenues and, more important, net profits.

The GOP had done its homework prior to bargaining for these piggybacks.

Piggyback medications are given through a port of an existing intravenous site. […] Calculation of the drip rate for piggybacks is the same as any other drip rate.

Certain IV drugs, whether given by piggyback or through a metered-dose infusion set, may be incompatible with an existing continuous IV infusion.