a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return; "sonar is an acronym for sound navigation ranging"; "asdic is an acronym for antisubmarine detection investigation committee"
lacking brightness or color; dull; "drab faded curtains"; "sober Puritan grey"; "children in somber brown clothes"
lacking in liveliness or charm or surprise; "her drab personality"; "life was drab compared with the more exciting life style overseas"; "a series of dreary dinner parties"
relaxed and leisurely; without hurry or haste; "people strolling about in an unhurried way"; "an unhurried walk"; "spoke in a calm and unhurried voice"
capable of accepting delay with equanimity; "was unhurried with the small children"
someone who climbs as a sport; especially someone who climbs mountains; "the lead climber looked strong still but his partner often slumped in his ropes"
a vine or climbing plant that readily grows up a support or over other plants