throwdown 
noun informal
A performance by or competition between DJs, rappers, or similar artistes: a funky hip-hop throwdown...
- Jump in the lift, hit the top floor, run into my man Word Perfect, and there I am in the midst of a weeknight hiphop MC freestyle throwdown.
- He's talking about his new weekly hip-hop throwdown, Monday Night Blackout at the Khyber.
- In lofts, basements and other clandestine locations, grandiose throwdowns were holding sway over a new generation of pill-popping rhythmaholics.
- tool steel
- tooltip
- too many chiefs and not enough Indians
- too many cooks spoil the broth
- too much
- too much of a good thing
- toon
- toonen
- toon-en’
- to one's bones (or to the bone)
- to one's credit
- to one's disadvantage
- to one's face
- to one's feet
- to one's fingertips
- to one's heart's content (or delight)
- to one's liking
- to one's satisfaction
- to one's way of thinking
- toonie
- toon's officer
- to (or by) all appearances
- to order
- too right
- to (or on or according to) schedule