toss

1 toss /ˈtɑːs/ verb
tosses; tossed; tossing
1 toss
/ˈtɑːs/
verb
tosses; tossed; tossing
Britannica Dictionary definition of TOSS
1 
[+ object] : to throw (something) with a quick, light motion
2 
[+ object] : to move or lift (something, such as a part of your body) quickly or suddenly
3 
: to move (something) back and forth or up and down
[+ object]
[no object]
4 
[+ object] : to stir or mix (something) lightly
5 
: to cause (something) to turn over by throwing it into the air
[+ object]
[no object]

toss and turn

: to move about and turn over in bed because you are unable to sleep

toss back

[phrasal verb]
toss back (something) or toss (something) back informal
: to drink (something) quickly

toss in

[phrasal verb]
toss in (something) or toss (something) in
: to add (something) to what you are selling without asking for more money

toss off

[phrasal verb]
1 
toss (something) off or toss off (something) informal
a  : to produce (something) quickly and without much effort
b  : to drink (something) quickly
2 
toss (someone) off British, informal + impolite : masturbate

toss out

[phrasal verb] US
1 
toss (something) out or toss out (something)
a  : to put (something that is no longer useful or wanted) in a trash can, garbage can, etc. : to throw (something) out
b  : to refuse to accept or consider (something)
c  : to mention (something) as a possible thing to be done, thought about, etc. : suggest
2 
toss (someone) out or toss out (someone) : to force (someone) to leave a place

toss your hat in/into the ring

— see hat
2 toss /ˈtɑːs/ noun
plural tosses
2 toss
/ˈtɑːs/
noun
plural tosses
Britannica Dictionary definition of TOSS
[count]
1 
: the act of throwing or tossing something with a quick, light motion
— see also ring toss
2 
: the act of throwing a coin up into the air in order to make a decision about something based on which side of the coin is shown after it lands
3 
: the act of moving your head suddenly upward and backward

argue the toss

chiefly British, informal
: to argue or disagree about something that is not important, that cannot be changed, etc.

not give a toss

British, informal
: to not care at all about something