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Onside

adj, noun, slang

Adjective

1
Not in an offside position; In the part of the playing area where one can legally play the ball, puck, etc. not-comparable
"The goal was allowed because the attacker was onside."
2
Within bounds. broadly, not-comparable, slang
"[Verse 2:Kano]:On-sight, thought he was onside, innit. Saw them guys, no shots fired innit. If you ain't real then don't ride, innit. That postcode, that's offside, innit."
3
On the side of a vehicle from which the driver, paddler, etc. propels it. not-comparable
"The toll plaza will consist of an administration building and 16 onside modern barrier-type toll boths, with provision for four additional toll booths should future traffic demand require them."
4
Favourably located, from the point of view of the player taking a finesse. not-comparable
"With A-Q-10 opposite x-x-x, you have a 24% chance of three tricks, both missing honors being onside. You have a 52% chance of two tricks, with one honor onside and the other offside. FInally, you have a 24% chance of making only one trick, when both the king and the jack are offside."
5
In agreement or support; on board. not-comparable
"There was a very delicate balancing act the whole time about measures that would keep the Unionists onside without upsetting the Nationalist-Republican community too much."

Adjective

Noun

1
The portion of the playing area where one can legally play the ball, puck, etc.
2
The side of a vehicle on which the driver primarily propels it.
"The cross-bow rudder uses the offside blade on the onside of the kayak."

Etymology 1

From on + side.

Etymology 2

From on + side.

Unscramble this word: onside