Clinch

Verb

 * 1) To make certain; to finalize.
 * 2) To fasten securely or permanently.
 * 3) To bend and hammer the point of a nail so it cannot be removed.
 * 4) To embrace passionately

Noun

 * 1) Any of several fastenings
 * 2) A passionate embrace

Thesaurus
abduct, adhere, adhere to, affix, afford proof of, agglomerate, anchor, ankle, annex, articulation, ascertain, assure, attach, bear hug, belay, bite, boundary, bring home to, bunch, butt, carry off, cement, certify, cervix, cinch, clamp, clasp, clear up, cleave, cleave to, clench, cling, cling to, clinging, clip, close quarters, closure, clot, cluster, clutch, coagulate, cohere, come together, communicate, complete, conclude, confirm, congeal, conglomerate, connect, connecting link, connecting rod, connection, converge, coupling, cramp, cuddle, death grip, decide, demonstrate, determine, dismiss all doubt, dispose of, dovetail, elbow, embrace, enfold, engraft, ensure, establish, fasten, find out, firm hold, fix, follow, follow from, foothold, footing, freeze to, get at, gliding joint, graft, grapple, grasp, grip, gripe, grow together, hang on, hang on to, hang together, have a case, hinge, hinged joint, hip, hold, hold fast, hold good, hold on, hold on to, hold tight, hold together, hold water, hug, insure, intercommunicate, interface, iron grip, join, joining, joint, juncture, keep hold of, kidnap, knee, knit, knuckle, link, make certain, make fast, make good, make no doubt, make no mistake, make out, make sure, make sure of, mass, meet, merge, miter, moor, mortise, nail down, neck, never let go, nip, persist, pivot, pivot joint, press, prove, prove to be, prove true, purchase, put to, rabbet, reassure, remove all doubt, scarf, screw up, seam, secure, see that, see to it, seizure, set, set at rest, set to, settle, settle the matter, shanghai, shoulder, show, solidify, sort out, squeeze, stay, stay put, stick, stick to, stick together, stitch, suture, symphysis, take hold of, tenure, throttle, tie rod, tight grip, tighten, toehold, toggle, toggle joint, trice up, trim, union, unite, weld, wind up, wrist