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RTX-16RTX16
Ru
RU 486
Ru bible
RUA
RUAC
Ruanda
Ruandan
Rub
rub along
rub down
Rub iron
Rub of the green
rub off
rub out
-- rub up --
rub-a-dub
Ruba-dub
Rubaiyat
Rubato
Rubbage
Rubber
rubber band
rubber boa
rubber boot
rubber bullet
rubber cement
Rubber cloth
Rubber dam
rubber eraser
rubber plant
rubber stamp
rub up
| Noun | 1. |  rub up - a review that refreshes your memory; "I need a rub up on my Latin" |