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slipstream

1 ENTRIES FOUND:
slipstream /ˈslɪpˌstriːm/ noun
plural slipstreams
slipstream
/ˈslɪpˌstriːm/
noun
plural slipstreams
Britannica Dictionary definition of SLIPSTREAM
[count] technical
: an area of low air pressure that is immediately behind a vehicle that is moving very fast and that other vehicles can ride in to go faster with less effort