- u-turn
- u-turn
- u-turn
- ugly
- Ukraine
- ultrasound
- umbilical cord
- umbrella
- umpire
- unacceptable
- unaware
- unaware
- unbalanced
- unbalanced
- unbeatable
- unburden
- uncle
- uncomfortable
- unconscious
- unconscious
- undecidable
- undecidable
- under
- under
- under
- under construction
- under construction
- undergraduate
- underground
- underground
- underneath
- underneath
- understand
- understand
- understandable
- understanding
- underwear
- unfair
- unfair
- unfinished
- unfinished
- unfriendly
- unfriendly
- unhappy
- uniform
- uniform
- union
- unique
- unique
- unite
- United States
- unity
- universal
- university
- unless
- unlike
- unloving
- unmatched
- unnoticeable
- unthinkable
- until
- unwanted
- up
- up to you
- update
- update
- upload
- upper-case letter
- upset
- upstairs
- urban
- urge
- urge
- urge
- urinate
- US Congress
- use
- use to
- useless
- ushers syndrome
- usual
- utter
- utter
ASL for: underground
Definition
an organized secret group; in or into hiding or secret operation
Synonyms
Note
