Difference between Backhand and Whack

BACKHAND vs WHACK: NOUN

The reverse side of the human hand.
Handwriting that leans to the left
A stroke made across the chest from the off-hand side to the racquet hand side; a stroke during which the back of the hand faces the shot.
The stroke of a ball with a racket or paddle, in which head of the racket starts from the side of the body opposite to that of the arm in which the racket is held, and proceeds forward to meet the ball. Contrasted with forehand.
A kind of handwriting in which the downward slope of the letters is from left to right.
In tennis, the position behind the principal player.
Writing which slopes backward or to the left: as, he writes backhand.
Handwriting characterized by letters that slant to the left.
A catch made in baseball by reaching across the body with the palm turned toward the ball.
A position for controlling a ball or puck, in which the back of the dominant hand faces forward.
A backhand stroke or shot, as in tennis or hockey.
The standard throw; a throw during which the disc begins on the off-hand side and travels across the chest to be released from the opposite side.
A return made with the back of the hand facing the direction of the stroke

Sloping from left to right; -- said of handwriting.
Backhanded; indirect; oblique.
Of any left slanting handwriting
In the backhand style
Of a play that uses the back side of the hockey stick
(of racket strokes) made across the body with back of hand facing direction of stroke
(of handwriting) having the letters slanting from left down to right
Made with the back of the dominant hand facing forward.

To divide into shares; ; -- often with up.
To strike; to beat; to give a heavy or resounding blow to; to thrash; to make with whacks.

To divide into shares; apportion; parcel out.
To strike, or continue striking, anything with smart blows.
To make a division or settlement; square accounts; pay: often in the phrase to whack up.
Strike hard
To give a heavy or resounding blow to; thwack.
(idiom) (out of whack) Improperly ordered or balanced; not functioning correctly.
(idiom) (whacked out) Exhausted.
(idiom) (whacked out) Crazy.
(idiom) (whacked out) Under the influence of a mind-altering drug.
(idiom) (have/take) To try out; attempt.

Defeat, Downturn, Cuff, Misfortune, Downside, Underside, Reverse, Reversal, Back, Side, Swing, Written, Left slanting, Backhand stroke, Backhand shot

Slug, Banging, Lunatic, Stab, Hit, Blow, Shake, Slap, Whang, Belt, Rap, Whop, Wallop, Wham, Knock

Forehand, Setback, Blow, Defeat, Downturn, Cuff, Downside, Underside, Reverse, Reversal, Back, Side, Swing, Written, Left slanting

Kill, Psycho, Banging, Lunatic, Stab, Hit, Blow, Shake, Slap, Belt, Rap, Whop, Wallop, Wham, Knock

Did they show any hesitancy on their backhand?
Horrible backhand pass along the offensive blue line.
Basic strokes; Backhand push; Forehand drive; Backhand drive; Forehand push; Service rules; Basic service.
He managed to string up two beautiful points at 0-1, executing a DTL backhand followed by a CC backhand and concluded at the net.
When I wanted to get better at my backhand, I would practice by playing games exclusively with my backhand.
So to use very fast rubber on the backhand, you should use a flexible blade which can generate spin for your backhand shots.
First start with backhand to backhand and then a switch to the forehand, repetitive drill.
If you opponent has weak Backhand, exploit that by dishing shots on their backhand.
Fan controlled the rallies with his backhand receive and backhand punch.
Aim your backhand crosscourt with a normal backhand stroke.