of the highest quality; "an ace reporter"; "a crack shot"; "a first-rate golfer"; "a super party"; "played top-notch tennis"; "an athlete in tiptop condition"; "she is absolutely tops"
one of four playing cards in a deck having a single pip on its face
a major strategic headquarters of NATO; safeguards an area extending from Norway to Turkey
the smallest whole number or a numeral representing this number;
proteolytic enzyme that converts angiotensin I into angiotensin II
serve an ace against (someone)
play (a hole) in one stroke
score an ace against; "He aced his opponents"
succeed at easily; "She sailed through her exams"; "You will pass with flying colors"; "She nailed her astrophysics course"
having or showing knowledge and skill and aptitude;
a device that controls amount of light admitted
a natural opening in something
an man-made opening; usually small
the act of attacking; "attacks on women increased last year"; "they made an attempt on his life"
earnest and conscientious activity intended to do or accomplish something; "made an effort to cover all the reading material"; "wished him luck in his endeavor"; "she gave it a good try"
enter upon an activity or enterprise
make an effort or attempt; "He tried to shake off his fears"; "The infant had essayed a few wobbly steps"; "The police attempted to stop the thief"; "He sought to improve himself"; "She always seeks to do good in the world"
break into fissures or fine cracks
(anatomy) a long narrow slit or groove that divides an organ into lobes
a long narrow opening
a long narrow depression in a surface
a ludicrous or grotesque act done for fun and amusement
activity characterized by good humor
a triviality not to be taken seriously; "I regarded his campaign for mayor as a joke"
a humorous anecdote or remark intended to provoke laughter; "he told a very funny joke"; "he knows a million gags"; "thanks for the laugh"; "he laughed unpleasantly at his own jest"; "even a schoolboy's jape is supposed to have some ascertainable point"
act in a funny or teasing way
tell a joke; speak humorously; "He often jokes even when he appears serious"
used of mouth or eyes; "keep your eyes open"; "his mouth slightly opened"
cause to open or to become open; "Mary opened the car door"
having no protecting cover or enclosure; "an open boat"; "an open fire"; "open sports cars"
become open; "The door opened"
(set theory) of an interval that contains neither of its endpoints
spread out or open from a closed or folded state; "open the map"; "spread your arms"
open and observable; not secret or hidden; "an overt lie"; "overt hostility"; "overt intelligence gathering"; "open ballots"
display the contents of a file or start an application as on a computer
open to or in view of all; "an open protest"; "an open letter to the editor"
afford access to; "the door opens to the patio"; "The French doors give onto a terrace"
with no protection or shield;
begin or set in action, of meetings, speeches, recitals, etc.; "He opened the meeting wit
make jokes or quips; "The students were gagging during dinner"
a witty saying
cut a slit into; "slit the throat of the victim"
make a clean cut through; "slit her throat"
a long narrow opening
obscene terms for female genitals
a narrow fissure
a depression scratched or carved into a surface
find the solution to (a problem or question) or understand the meaning of; "did you solve the problem?"; "Work out your problems with the boss"; "this unpleasant situation isn't going to work itself out"; "did you get it?"; "Did you get my meaning?"; "He could not work the math problem"
find the solution; "solve an equation"; "solve for x"
settle, as of a debt; "clear a debt"; "solve an old debt"
informal words for any attempt or effort; "he gave it his best shot"; "he took a stab at forecasting"
a strong blow with a knife or other sharp pointed instrument; "one strong stab to the heart killed him"
a sudden sharp feeling; "pangs of regret"; "she felt a stab of excitement"; "twinges of conscience"
stab or pierce; "he jabbed the piece of meat with his pocket knife"